9-letter words with RO in the middle
Delve into the fascinating world of words where the letter RO is nestled in the middle. This section highlights the unique placement of RO in various words, illustrating how it contributes to their sound and meaning. From everyday language to more unusual terms, discover how RO in the middle shapes the essence of these words.
| Word | Points | Definition | Sentence example |
|---|---|---|---|
| dangerous | 11 | involving or causing danger or risk; liable to hurt or harm | a dangerous criminal |
| professor | 14 | someone who is a member of the faculty at a college or university | - |
| introduce | 12 | bring something new to an environment | A new word processor was introduced |
| destroyed | 14 | destroyed physically or morally | - |
| terrorist | 9 | a radical who employs terror as a political weapon; usually organizes with other terrorists in small cells; often uses religion as a cover for terrorist activities | - |
| procedure | 14 | a process or series of acts especially of a practical or mechanical nature involved in a particular form of work | - |
| protected | 14 | guarded from injury or destruction | - |
| promotion | 13 | a message issued in behalf of some product or cause or idea or person or institution | - |
| broadcast | 14 | cause to become widely known | broadcast the news |
| terrorism | 11 | the calculated use of violence (or the threat of violence) against civilians in order to attain goals that are political or religious or ideological in nature; this is done through intimidation or coercion or instilling fear | - |
| programme | 16 | an integrated course of academic studies | - |
| strongest | 10 | - | - |
| classroom | 13 | a room in a school where lessons take place | - |
| promising | 14 | likely to turn out well in the future | the scandal threatened an abrupt end to a promising political career |
| pronounce | 13 | speak, pronounce, or utter in a certain way | She pronounces French words in a funny way |
| crocodile | 14 | large voracious aquatic reptile having a long snout with massive jaws and sharp teeth and a body covered with bony plates; of sluggish tropical waters | - |
| probation | 13 | a trial period during which an offender has time to redeem himself or herself | - |
| producing | 15 | - | - |
| courtroom | 13 | a room in which a lawcourt sits | television cameras were admitted in the courtroom |
| groceries | 12 | - | - |
| microwave | 19 | cook or heat in a microwave oven | You can microwave the leftovers |
| cockroach | 22 | any of numerous chiefly nocturnal insects; some are domestic pests | - |
| astronaut | 9 | a person trained to travel in a spacecraft | the Russians called their astronauts cosmonauts |
| troubling | 12 | causing distress or worry or anxiety | a new and troubling thought |
| providing | 16 | - | - |
| arrogance | 12 | overbearing pride evidenced by a superior manner toward inferiors | - |
| processed | 14 | freed from impurities by processing | - |
| protector | 13 | a person who cares for persons or property | - |
| horoscope | 16 | a diagram of the positions of the planets and signs of the zodiac at a particular time and place | - |
| improving | 17 | getting higher or more vigorous | an improving economy |
| proposing | 14 | - | - |
| prototype | 16 | a standard or typical example | he is the prototype of good breeding |
| prominent | 13 | conspicuous in position or importance | a prominent citizen |
| destroyer | 13 | a person who destroys or ruins or lays waste to | a destroyer of the environment |
| borrowing | 15 | the appropriation (of ideas or words etc) from another source | the borrowing of ancient motifs was very apparent |
| glamorous | 12 | having an air of allure, romance and excitement | glamorous movie stars |
| improvise | 16 | perform without preparation | - |
| monstrous | 11 | shockingly brutal or cruel | no excess was too monstrous for them to commit |
| promoting | 14 | - | - |
| ferocious | 14 | marked by extreme and violent energy | a ferocious beating |
| reproduce | 14 | repeat after memorization | - |
| scarecrow | 16 | an effigy in the shape of a man to frighten birds away from seeds | - |
| projector | 20 | an optical device for projecting a beam of light | - |
| prosecute | 13 | carry out or participate in an activity; be involved in | - |
| crossword | 15 | a puzzle in which words corresponding to numbered clues are to be found and written in to squares in the puzzle | - |
| provoking | 19 | causing or tending to cause anger or resentment | a provoking delay at the airport |
| murderous | 12 | characteristic of or capable of or having a tendency toward killing another human being | murderous thugs |
| storeroom | 11 | a room in which things are stored | - |
| aphrodite | 15 | goddess of love and beauty and daughter of Zeus in ancient mythology; identified with Roman Venus | - |
| overthrow | 18 | the act of disturbing the mind or body | she was unprepared for this sudden overthrow of their normal way of living |
| grotesque | 19 | ludicrously odd | a grotesque reflection in the mirror |
| ludicrous | 12 | broadly or extravagantly humorous; resembling farce | ludicrous green hair |
| proximity | 23 | a Gestalt principle of organization holding that (other things being equal) objects or events that are near to one another (in space or time) are perceived as belonging together as a unit | - |
| petroleum | 13 | a dark oil consisting mainly of hydrocarbons | - |
| astronomy | 14 | the branch of physics that studies celestial bodies and the universe as a whole | - |
| throbbing | 17 | an instance of rapid strong pulsation (of the heart) | he felt a throbbing in his head |
| astrology | 13 | a pseudoscience claiming divination by the positions of the planets and sun and moon | - |
| prolonged | 13 | relatively long in duration; tediously protracted | a prolonged and bitter struggle |
| patronize | 20 | be a regular customer or client of | We patronize this store |
| propeller | 13 | a mechanical device that rotates to push against air or water | - |
| aeroplane | 11 | an aircraft that has a fixed wing and is powered by propellers or jets | - |
| surrogate | 10 | providing or receiving nurture or parental care though not related by blood or legal ties | surrogate father |
| projected | 21 | extending out above or beyond a surface or boundary | massive projected buttresses |
| pepperoni | 15 | a pork and beef sausage (or a thin slice of this sausage) | - |
| casserole | 11 | food cooked and served in a casserole | - |
| atrocious | 11 | provoking horror | an atrocious automobile accident |
| provision | 14 | supply with provisions | - |
| chronicle | 16 | a record or narrative description of past events | - |
| processor | 13 | (computer science) the part of a computer (a microprocessor chip) that does most of the data processing | - |
| conqueror | 20 | someone who is victorious by force of arms | - |
| croissant | 11 | very rich flaky crescent-shaped roll | - |
| foolproof | 17 | not liable to failure | a foolproof identification system |
| profiling | 15 | recording a person's behavior and analyzing psychological characteristics in order to predict or assess their ability in a certain sphere or to identify a particular group of people | - |
| brotherly | 17 | like or characteristic of or befitting a brother | brotherly feelings |
| prognosis | 12 | a prediction of the course of a disease | - |
| droppings | 15 | fecal matter of animals | - |
| chaperone | 16 | one who accompanies and supervises a young woman or gatherings of young people | - |
| sorrowful | 15 | experiencing or marked by or expressing sorrow especially that associated with irreparable loss | sorrowful widows |
| promenade | 14 | a formal ball held for a school class toward the end of the academic year | - |
| betrothed | 15 | pledged to be married | - |
| albatross | 11 | (figurative) something that hinders or handicaps | she was an albatross around his neck |
| frostbite | 14 | destruction of tissue by freezing and characterized by tingling, blistering and possibly gangrene | - |
| reprogram | 14 | - | - |
| serotonin | 9 | a neurotransmitter involved in e.g. sleep and depression and memory | - |
| terrorize | 18 | coerce by violence or with threats | - |
| eavesdrop | 15 | listen without the speaker's knowledge | the jealous man was eavesdropping on his wife's conversations |
| profanity | 17 | vulgar or irreverent speech or action | - |
| pheromone | 16 | a chemical substance secreted externally by some animals (especially insects) that influences the physiology or behavior of other animals of the same species | - |
| hydroxide | 24 | a compound of an oxide with water | - |
| crossover | 14 | a voter who is registered as a member of one political party but who votes in the primary of another party | - |
| crossfire | 14 | a lively or heated interchange of ideas and opinions | - |
| proactive | 16 | descriptive of any event or stimulus or process that has an effect on events or stimuli or processes that occur subsequently | proactive inhibition |
| erroneous | 9 | containing or characterized by error | erroneous conclusions |
| overgrown | 16 | abounding in usually unwanted vegetation | - |
| boardroom | 14 | a room where a committee meets (such as the board of directors of a company) | - |
| styrofoam | 17 | a light resilient foam of polystyrene | - |
| forefront | 15 | the part in the front or nearest the viewer | he was in the forefront |
| patronage | 12 | a communication that indicates lack of respect by patronizing the recipient | - |
| broadband | 15 | responding to or operating at a wide band of frequencies | a broadband antenna |
| andromeda | 13 | broad-leaved evergreen Asiatic shrub with glossy leaves and drooping clusters of white flowers | - |
| microchip | 20 | electronic equipment consisting of a small crystal of a silicon semiconductor fabricated to carry out a number of electronic functions in an integrated circuit | - |
| jellyroll | 19 | thin sheet of sponge cake spread with jelly and then rolled up to make a cylindrical cake | - |
| cutthroat | 14 | ruthless in competition | cutthroat competition |
| tightrope | 15 | tightly stretched rope or wire on which acrobats perform high above the ground | - |
| crossroad | 12 | a junction where one street or road crosses another | - |
| brokerage | 16 | place where a broker conducts his business | - |
| cloakroom | 17 | a room where coats and other articles can be left temporarily | - |
| engrossed | 11 | giving or marked by complete attention to | that engrossed look or rapt delight |
| barometer | 13 | an instrument that measures atmospheric pressure | - |
| aerospace | 13 | the atmosphere and outer space considered as a whole | - |
| narrowing | 13 | becoming gradually narrower | - |
| propelled | 14 | - | - |
| impromptu | 17 | with little or no preparation or forethought | an impromptu speech |
| prophetic | 18 | foretelling events as if by supernatural intervention | prophetic writings |
| propriety | 16 | correct or appropriate behavior | - |
| procreate | 13 | have offspring or produce more individuals of a given animal or plant | The Bible tells people to procreate |
| eroticism | 13 | a state of anticipation of sexuality | - |
| grounding | 12 | education or instruction in the fundamentals of a field of knowledge | a good grounding in mathematics |
| groveling | 14 | totally submissive | - |
| lecherous | 14 | given to excessive indulgence in sexual activity | a lecherous gleam in his eye |
| profusely | 17 | in an abundant manner | he thanked her profusely |
| prostrate | 11 | get into a prostrate position, as in submission | - |
| fireproof | 17 | impervious to damage by fire | - |
| pirouette | 11 | (ballet) a rapid spin of the body (especially on the toes as in ballet) | - |
| cancerous | 13 | like a cancer; an evil that grows and spreads | remorse was cancerous within him |
| neurology | 13 | (neurology) the branch of medicine that deals with the nervous system and its disorders | - |
| sclerosis | 11 | any pathological hardening or thickening of tissue | - |
| betrothal | 14 | a mutual promise to marry | - |
| propagate | 14 | become distributed or widespread | - |
| barbarous | 13 | (of persons or their actions) able or disposed to inflict pain or suffering | a barbarous crime |
| microfilm | 18 | film on which materials are photographed at greatly reduced size; useful for storage; a magnification system is used to read the material | - |
| embroider | 14 | decorate with needlework | - |
| stockroom | 17 | storeroom for storing goods and supplies used in a business | - |
| corrosion | 11 | erosion by chemical action | - |
| croquette | 20 | minced cooked meats (or vegetables) in thick white sauce; breaded and deep-fried | - |
| acropolis | 13 | the citadel in ancient Greek towns | - |
| microcosm | 17 | a miniature model of something | - |
| crosswalk | 18 | a path (often marked) where something (as a street or railroad) can be crossed to get from one side to the other | - |
| metronome | 13 | clicking pendulum indicates the exact tempo of a piece of music | - |
| groundhog | 15 | reddish brown North American marmot | - |
| patrolman | 13 | a policeman who patrols a given region | - |
| professed | 15 | openly declared as such | her professed love of everything about that country |
| sunstroke | 13 | sudden prostration due to exposure to the sun or excessive heat | - |
| corrosive | 14 | of a substance, especially a strong acid; capable of destroying or eating away by chemical action | - |
| nonprofit | 14 | an organization chartered for other than profit-making activities | - |
| throwaway | 21 | thrown away | throwaway children living on the streets |
| throwback | 23 | characteristic of an atavist | - |
| torturous | 9 | extremely painful | - |
| trousseau | 9 | the personal outfit of a bride; clothes and accessories and linens | - |
| electrode | 12 | a conductor used to make electrical contact with some part of a circuit | - |
| harrowing | 16 | extremely painful | - |
| arrowhead | 16 | the pointed head or striking tip of an arrow | - |
| acrobatic | 15 | vigorously active | an acrobatic dance |
| sprouting | 12 | the process whereby seeds or spores sprout and begin to grow | - |
| homegrown | 18 | grown or originating in a particular place | stands selling homegrown fruits and vegetables |
| parochial | 16 | narrowly restricted in outlook or scope | little sympathy with parochial mentality |
| skyrocket | 22 | sends a firework display high into the sky | - |
| prompting | 16 | persuasion formulated as a suggestion | - |
| introvert | 12 | fold inwards | - |
| maelstrom | 13 | a powerful circular current of water (usually the result of conflicting tides) | - |
| motocross | 13 | - | - |
| enrolling | 10 | - | - |
| bronchial | 16 | relating to or associated with the bronchi | bronchial tubes |
| byproduct | 19 | a secondary and sometimes unexpected consequence | - |
| approving | 17 | the formal act of approving | - |
| urologist | 10 | a specialist in urology | - |
| procuring | 14 | - | - |
| provident | 15 | careful in regard to your own interests | wild squirrels are provident |
| rerouting | 10 | - | - |
| patronise | 11 | be a regular customer or client of | - |
| proboscis | 15 | a long flexible snout as of an elephant | - |
| ibuprofen | 16 | a nonsteroidal anti-inflammatory and analgesic medicine (trade names Advil and Motrin and Nuprin) used to relieve the pain of arthritis and as an antipyretic | daily use of ibuprofen can irritate the stomach |
| patrolled | 12 | - | - |
| dystrophy | 21 | any of several hereditary diseases of the muscular system characterized by weakness and wasting of skeletal muscles | - |
| proponent | 13 | a person who pleads for a cause or propounds an idea | - |
| ironworks | 16 | the workplace where iron is smelted or where iron goods are made | - |
| protester | 11 | a person who dissents from some established policy | - |
| crosstown | 14 | going or extending across a town or city | the crosstown bus |
| erogenous | 10 | sensitive to sexual stimulation | - |
| broadside | 13 | a speech of violent denunciation | - |
| guestroom | 12 | a bedroom that is kept for the use of guests | - |
| runaround | 10 | - | - |
| therefrom | 17 | from that circumstance or source | public interest and a policy deriving therefrom |
| ponderosa | 12 | common and widely distributed tall timber pine of western North America having dark green needles in bunches of 2 to 5 and thick bark with dark brown plates when mature | - |
| proofread | 15 | read for errors | I should proofread my manuscripts |
| atrophied | 15 | (of an organ or body part) diminished in size or strength as a result of disease or injury or lack of use | partial paralysis resulted in an atrophied left arm |
| patroness | 11 | a woman who is a patron or the wife of a patron | - |
| profiteer | 14 | make an unreasonable profit, as on the sale of difficult to obtain goods | - |
| reprobate | 13 | a person without moral scruples | - |
| gyroscope | 17 | rotating mechanism in the form of a universally mounted spinning wheel that offers resistance to turns in any direction | - |
| meteoroid | 12 | (astronomy) any of the small solid extraterrestrial bodies that hits the earth's atmosphere | - |
| microbial | 15 | of or involving or caused by or being microbes | microbial warfare |
| wherefrom | 20 | - | - |
| profusion | 14 | the property of being extremely abundant | the profusion of detail |
| probative | 16 | tending to prove a particular proposition or to persuade you of the truth of an allegation | evidence should only be excluded if its probative value was outweighed by its prejudicial effect |
| provolone | 14 | - | - |
| lunchroom | 16 | a restaurant (in a facility) where lunch can be purchased | - |
| corollary | 14 | a practical consequence that follows naturally | blind jealousy is a frequent corollary of passionate love |
| cruzeiros | 20 | - | - |
| dethroned | 14 | - | - |
| embroiled | 14 | deeply involved especially in something complicated | embroiled in the conflict |
| carousing | 12 | used of riotously drunken merrymaking | carousing bands of drunken soldiers |
| oestrogen | 10 | a general term for female steroid sex hormones that are secreted by the ovary and responsible for typical female sexual characteristics | - |
| scrounger | 12 | someone who mooches or cadges (tries to get something free) | - |
| sheetrock | 18 | a kind of plasterboard | - |
| stateroom | 11 | a guest cabin | - |
| velodrome | 15 | a banked oval track for bicycle or motorcycle racing | - |
| crossbeam | 15 | a horizontal beam that extends across something | - |
| bombproof | 20 | able to resist the explosive force of bombs and shells | bombproof shelter |
| wrongdoer | 14 | a person who transgresses moral or civil law | - |
| shrouding | 14 | - | - |
| strongman | 12 | a man who performs feats of strength at a fair or circus | - |
| disproved | 16 | - | - |
| dromedary | 16 | one-humped camel of the hot deserts of northern Africa and southwestern Asia | - |
| enthroned | 13 | - | - |
| enrolment | 11 | the act of enrolling | - |
| chromatic | 18 | based on a scale consisting of 12 semitones | a chromatic scale |
| arrowroot | 12 | canna grown especially for its edible rootstock from which arrowroot starch is obtained | - |
| aerodrome | 12 | an airfield equipped with control tower and hangars as well as accommodations for passengers and cargo | - |
| paratroop | 13 | - | - |
| rigmarole | 12 | a long and complicated and confusing procedure | all that academic rigmarole was a waste of time |
| terrorise | 9 | coerce by violence or with threats | - |
| uncrowned | 15 | not (especially not yet) provided with a crown | the uncrowned king |
| retrocede | 12 | - | - |
| crotchety | 19 | having a difficult and contrary disposition | - |
| crosswind | 15 | wind blowing across the path of a ship or aircraft | - |
| crosswise | 14 | transversely | - |
| extrovert | 19 | (psychology) a person concerned more with practical realities than with inner thoughts and feelings | - |
| guardroom | 13 | a cell in which soldiers who are prisoners are confined | - |
| greenroom | 12 | a backstage room in a theater where performers rest or have visitors | - |
| groomsman | 14 | a male attendant of the bridegroom at a wedding | - |
| bromeliad | 14 | - | - |
| sombreros | 13 | - | - |
| uncrossed | 12 | (of a check) not crossed | - |
| ponderous | 12 | slow and laborious because of weight | ponderous prehistoric beasts |
| proximate | 20 | closest in degree or order (space or time) especially in a chain of causes and effects | news of his proximate arrival |
| hydrofoil | 19 | a speedboat that is equipped with winglike structures that lift it so that it skims the water at high speeds | - |
| hydrology | 20 | the branch of geology that studies water on the earth and in the atmosphere: its distribution and uses and conservation | - |
| keystroke | 20 | the stroke of a key; one depression of a key on a keyboard | the number of keystrokes was used as a measure of work |
| crossbred | 14 | bred from parents of different varieties or species | - |
| dexterous | 17 | skillful in physical movements; especially of the hands | dexterous of hand and inventive of mind |
| grossness | 10 | the quality of lacking taste and refinement | - |
| carolling | 12 | - | - |
| albuterol | 11 | a bronchodilator (trade names Ventolin or Proventil) used for asthma and emphysema and other lung conditions; available in oral or inhalant forms; side effects are tachycardia and shakiness | - |
| wrongness | 13 | inappropriate conduct | - |
| strongbox | 19 | a strongly made box for holding money or valuables; can be locked | - |
| strontium | 11 | a soft silver-white or yellowish metallic element of the alkali metal group; turns yellow in air; occurs in celestite and strontianite | - |
| synchrony | 20 | the relation that exists when things occur at the same time | the drug produces an increased synchrony of the brain waves |
| procuress | 13 | a woman pimp | - |
| proconsul | 13 | an anthropoid ape of the genus Proconsul | - |
| prothesis | 14 | - | - |
| proudness | 12 | - | - |
| rapturous | 11 | feeling great rapture or delight | - |
| ironsides | 10 | English general and statesman who led the parliamentary army in the English Civil War (1599-1658) | - |
| macrocosm | 17 | everything that exists anywhere | - |
| corduroys | 15 | cotton trousers made of corduroy cloth | - |
| corroding | 13 | erosion by chemical action | - |
| carrousel | 11 | a large, rotating machine with seats for children to ride or amusement | - |
| arthropod | 15 | invertebrate having jointed limbs and a segmented body with an exoskeleton made of chitin | - |
| androgyny | 17 | showing characteristics of both sexes | - |
| amorously | 14 | in an amorous manner | he looked at her amorously |
| windproof | 18 | - | - |
| sorrowing | 13 | sorrowful through loss or deprivation | - |
| steamroll | 11 | bring to a specified state by overwhelming force or pressure | The Senator steamrollered the bill to defeat |
| rustproof | 14 | treated against rusting | - |
| propylene | 16 | a flammable gas obtained by cracking petroleum; used in organic synthesis | - |
| prostatic | 13 | relating to the prostate gland | - |
| pyromania | 16 | an uncontrollable desire to set fire to things | - |
| reproving | 15 | expressing reproof or reproach especially as a corrective | - |
| imbroglio | 14 | an intricate and confusing interpersonal or political situation | - |
| isopropyl | 16 | - | - |
| introitus | 9 | entrance or opening to a hollow organ or tube (especially the vaginal opening) | the introitus of the vagina |
| lakefront | 16 | land bordering a lake | - |
| croupiers | 13 | - | - |
| crownless | 14 | not (especially not yet) provided with a crown | - |
| cyclotron | 16 | an accelerator that imparts energies of several million electron-volts to rapidly moving particles | - |
| broadleaf | 15 | having relatively broad rather than needlelike or scalelike leaves | - |
| astrodome | 12 | a transparent dome on top of an airplane where the navigator can make celestial observations | - |
| aerobatic | 13 | - | - |
| necrology | 15 | a notice of someone's death; usually includes a short biography | - |
| oviparous | 14 | egg-laying | - |
| patroller | 11 | someone on patrol duty; an individual or a member of a group that patrols an area | - |
| sorcerous | 11 | possessing or using or characteristic of or appropriate to supernatural powers | - |
| stuporous | 11 | stunned or confused and slow to react (as from blows or drunkenness or exhaustion) | - |
| trouncing | 12 | the act of inflicting corporal punishment with repeated blows | - |
| uncrowded | 16 | having or allowing sufficient room | an uncrowded train |
| sulfurous | 12 | characterized by oppressive heat and humidity | the sulfurous atmosphere preceding a thunderstorm |
| programed | 15 | - | - |
| prolactin | 13 | gonadotropic hormone secreted by the anterior pituitary; in females it stimulates growth of the mammary glands and lactation after parturition | - |
| profaning | 15 | - | - |
| protruded | 13 | - | - |
| provender | 15 | food for domestic livestock | - |
| rancorous | 11 | showing deep-seated resentment | - |
| hydrocele | 18 | disorder in which serous fluid accumulates in a body sac (especially in the scrotum) | - |
| crossable | 13 | - | - |
| frontward | 16 | at or to or toward the front | she practiced sewing backward as well as frontward on her new sewing machine |
| garrotted | 11 | - | - |
| gastropod | 13 | a class of mollusks typically having a one-piece coiled shell and flattened muscular foot with a head bearing stalked eyes | - |
| groundnut | 11 | a North American vine with fragrant blossoms and edible tubers; important food crop of Native Americans | - |
| grovelled | 14 | - | - |
| bloodroot | 12 | perennial woodland native of North America having a red root and red sap and bearing a solitary lobed leaf and white flower in early spring and having acrid emetic properties; rootstock used as a stimulant and expectorant | - |
| anhydrous | 16 | without water; especially without water of crystallization | - |
| anaerobic | 13 | living or active in the absence of free oxygen | anaerobic bacteria |
| misroutes | 11 | - | - |
| misrouted | 12 | - | - |
| misthrown | 17 | - | - |
| misthrows | 17 | - | - |
| mirroring | 12 | - | - |
| misenroll | 11 | - | - |
| misenrols | 11 | - | - |
| misgrowth | 18 | - | - |
| moonrocks | 17 | - | - |
| moonroofs | 14 | - | - |
| monotroch | 16 | - | - |
| mossgrown | 15 | - | - |
| moronisms | 13 | - | - |
| monoceros | 13 | - | - |
| monobrows | 16 | - | - |
| murmurous | 13 | characterized by soft sounds | a murmurous brook |
| mushrooms | 16 | - | - |
| multirole | 11 | - | - |
| multiroom | 13 | - | - |
| myrobalan | 16 | small Asiatic tree bearing edible red or yellow fruit | - |
| muskroots | 15 | - | - |
| mothproof | 19 | resistant to damage by moths | - |
| mucronate | 13 | - | - |
| negrohead | 14 | - | - |
| negroidal | 11 | - | - |
| negroisms | 12 | - | - |
| negrophil | 15 | - | - |
| nectarous | 11 | extremely pleasing to the taste; sweet and fragrant | a nectarous drink |
| necrotomy | 16 | - | - |
| necrotize | 20 | - | - |
| necrophil | 16 | - | - |
| necropoli | 13 | - | - |
| necrosing | 12 | - | - |
| necrotise | 11 | - | - |
| negatrons | 10 | - | - |
| neurochip | 16 | - | - |
| neurocoel | 11 | - | - |
| neuroglia | 10 | sustentacular tissue that surrounds and supports neurons in the central nervous system; glial and neural cells together compose the tissue of the central nervous system | - |
| neurogram | 12 | - | - |
| neuromast | 11 | - | - |
| neuromata | 11 | - | - |
| neuropath | 14 | - | - |
| neuropils | 11 | - | - |
| neurotics | 11 | - | - |
| neurotomy | 14 | - | - |
| neutronic | 11 | - | - |
| neotropic | 13 | - | - |
| nephroses | 14 | - | - |
| nephrosis | 14 | a syndrome characterized by edema and large amounts of protein in the urine and usually increased blood cholesterol; usually associated with glomerulonephritis or with a complication of various systemic diseases | - |
| nephrotic | 16 | - | - |
| naproxens | 18 | - | - |
| narrowish | 15 | - | - |
| narrowest | 12 | - | - |
| natrolite | 9 | a group of minerals of the zeolite family consisting of a hydrous silicate of sodium and aluminum | - |
| nonerotic | 11 | - | - |
| nonporous | 11 | not porous; especially not having vessels that appear as pores | nonporous wood |
| nonparous | 11 | - | - |
| nongrowth | 16 | - | - |
| nonheroes | 12 | - | - |
| nonheroic | 14 | - | - |
| nonfrozen | 21 | - | - |
| nonjurors | 16 | - | - |
| newsrooms | 14 | - | - |
| newsgroup | 15 | - | - |
| nitroxyls | 19 | - | - |
| nitrogens | 10 | - | - |
| nitrosyls | 12 | - | - |
| nigrosine | 10 | - | - |
| nigrosins | 10 | - | - |
| nootropic | 13 | - | - |
| nonproven | 14 | - | - |
| oosporous | 11 | - | - |
| oophorons | 14 | - | - |
| onerously | 12 | in an onerous manner | - |
| ombrophil | 18 | - | - |
| optronics | 13 | - | - |
| operosely | 14 | - | - |
| operosity | 14 | - | - |
| ophiuroid | 15 | - | - |
| octoroons | 11 | - | - |
| octaroons | 11 | - | - |
| odorously | 13 | - | - |
| odiferous | 13 | - | - |
| oestrones | 9 | - | - |
| outcrowed | 15 | - | - |
| outcrowds | 15 | - | - |
| outbroken | 15 | - | - |
| outgroups | 12 | - | - |
| outfrowns | 15 | - | - |
| outgrowth | 16 | a natural prolongation or projection from a part of an organism either animal or plant | - |
| orrisroot | 9 | fragrant rootstock of various irises especially Florentine iris; used in perfumes and medicines | - |
| orogenies | 10 | - | - |
| orography | 18 | the science of mountains | - |
| orologies | 10 | - | - |
| orologist | 10 | - | - |
| orometers | 11 | - | - |
| ouroboros | 11 | - | - |
| ouroscopy | 16 | - | - |
| orthroses | 12 | - | - |
| ovenproof | 17 | - | - |
| overbrows | 17 | - | - |
| overbroad | 15 | - | - |
| overdrove | 16 | - | - |
| overcrops | 16 | - | - |
| overcrowd | 18 | cause to crowd together too much | The students overcrowded the cafeteria |
| overcrows | 17 | - | - |
| outrolled | 10 | - | - |
| outrooper | 11 | - | - |
| outrooted | 10 | - | - |
| outropers | 11 | - | - |
| outrowing | 13 | - | - |
| outrocked | 16 | - | - |
| outroared | 10 | - | - |
| outstrode | 10 | - | - |
| outstroke | 13 | the stroke of an engine piston moving toward the crankshaft | - |
| outstrove | 12 | - | - |
| outthrobs | 14 | - | - |
| outthrown | 15 | - | - |
| outthrows | 15 | - | - |
| overwrote | 15 | - | - |
| oviferous | 15 | - | - |
| ovigerous | 13 | - | - |
| oxymorons | 21 | - | - |
| overgrows | 16 | - | - |
| overproof | 17 | - | - |
| overproud | 15 | excessively proud | - |
| overroast | 12 | - | - |
| pantropic | 15 | distributed throughout the tropics | - |
| paradrops | 14 | - | - |
| padereros | 12 | - | - |
| padronism | 14 | - | - |
| panbroils | 13 | - | - |
| panderous | 12 | - | - |
| patronnes | 11 | - | - |
| patrology | 15 | the writings of the early Church Fathers | - |
| patrolmen | 13 | - | - |
| pauropods | 14 | - | - |
| pauldrons | 12 | - | - |
| pastromis | 13 | - | - |
| patereros | 11 | - | - |
| pedereros | 12 | - | - |
| paronymic | 18 | - | - |
| paroquets | 20 | - | - |
| parosmias | 13 | - | - |
| parotises | 11 | - | - |
| parotitic | 13 | - | - |
| parotitis | 11 | inflammation of one or both parotid glands | - |
| parotoids | 12 | - | - |
| parousias | 11 | - | - |
| parolable | 13 | - | - |
| paroicous | 13 | having male and female reproductive organs separate in a single gametoecium | - |
| parochine | 16 | - | - |
| parochins | 16 | - | - |
| parodical | 14 | - | - |
| parodists | 12 | - | - |
| parodying | 16 | - | - |
| paroemiac | 15 | - | - |
| paroemial | 13 | - | - |
| paroemias | 13 | - | - |
| paroxysms | 23 | - | - |
| parroting | 12 | - | - |
| parroters | 11 | - | - |
| parroquet | 20 | any of numerous small slender long-tailed parrots | - |
| parrocked | 18 | - | - |
| parrokets | 15 | - | - |
| mellotron | 11 | - | - |
| merocrine | 13 | - | - |
| meroistic | 13 | - | - |
| meropidan | 14 | - | - |
| merosomes | 13 | - | - |
| merozoite | 20 | a cell that arises from the asexual division of a parent sporozoan during its life cycle | - |
| merbromin | 15 | - | - |
| mercurous | 13 | of or containing mercury | - |
| meandrous | 12 | - | - |
| matronage | 12 | - | - |
| matronise | 11 | - | - |
| matronize | 20 | - | - |
| matrosses | 11 | - | - |
| meteorous | 11 | - | - |
| mesotrons | 11 | - | - |
| microcars | 15 | - | - |
| microgram | 16 | one millionth (1/1,000,000) gram | - |
| microinch | 18 | - | - |
| microjets | 20 | - | - |
| microlite | 13 | - | - |
| microlith | 16 | - | - |
| microloan | 13 | - | - |
| micrology | 17 | - | - |
| micromere | 15 | - | - |
| microglia | 14 | neuroglial tissue of mesodermal origin that can become phagocytic | - |
| microform | 18 | - | - |
| microcode | 16 | (computer science) coded instructions that are stored permanently in read-only memory | - |
| microcopy | 20 | photocopy printed or other graphic matter so that it is reduced in size | - |
| microcyte | 18 | an abnormally small red blood cell (less than 5 microns in diameter) | - |
| microdont | 14 | - | - |
| microdots | 14 | - | - |
| micromesh | 18 | - | - |
