8-letter words starting with M
Embark on a linguistic journey with words that begin with the letter M. This section showcases how M at the start shapes the identity and sound of various words. From commonly used terms to rare finds, explore the diverse range of words that start with M, enriching your vocabulary and appreciation for language.
| Word | Points | Definition | Sentence example |
|---|---|---|---|
| marriage | 11 | two people who are married to each other | his second marriage was happier than the first |
| military | 13 | the military forces of a nation | their military is the largest in the region |
| medicine | 13 | treat medicinally, treat with medicine | - |
| mountain | 10 | a land mass that projects well above its surroundings; higher than a hill | - |
| minister | 10 | a person authorized to conduct religious worship | clergymen are usually called ministers in Protestant churches |
| murdered | 12 | killed unlawfully | the murdered woman |
| murderer | 11 | a criminal who commits homicide (who performs the unlawful premeditated killing of another human being) | - |
| magazine | 20 | a business firm that publishes magazines | he works for a magazine |
| midnight | 15 | 12 o'clock at night; the middle of the night | young children should not be allowed to stay up until midnight |
| movement | 15 | the act of changing location from one place to another | the movement of people from the farms to the cities |
| material | 10 | artifact made by weaving or felting or knitting or crocheting natural or synthetic fibers | she measured off enough material for a dress |
| maintain | 10 | maintain by writing regular records | maintain a record |
| marrying | 14 | - | - |
| monsieur | 10 | used as a French courtesy title; equivalent to English `Mr' | - |
| mistaken | 14 | wrong in e.g. opinion or judgment | a mistaken belief |
| mistress | 10 | an adulterous woman; a woman who has an ongoing extramarital sexual relationship with a man | - |
| meantime | 12 | the time between one event, process, or period and another | - |
| ministry | 13 | a government department under the direction of a minister of state | - |
| musician | 12 | someone who plays a musical instrument (as a profession) | - |
| marshall | 13 | a law officer having duties similar to those of a sheriff in carrying out the judgments of a court of law | - |
| multiple | 12 | having or involving or consisting of more than one part or entity or individual | multiple birth |
| majority | 20 | (elections) more than half of the votes | - |
| mentally | 13 | in your mind | he suffered mentally |
| magician | 13 | someone who performs magic tricks to amuse an audience | - |
| mechanic | 17 | a craftsman skilled in operating machine tools | - |
| measures | 10 | - | - |
| mortgage | 12 | a conditional conveyance of property as security for the repayment of a loan | - |
| magnetic | 13 | possessing an extraordinary ability to attract | a magnetic personality |
| memorial | 12 | a structure erected to commemorate persons or events | - |
| mattress | 10 | a large thick pad filled with resilient material and often incorporating coiled springs, used as a bed or part of a bed | - |
| massacre | 12 | the savage and excessive killing of many people | - |
| mourning | 11 | the passionate and demonstrative activity of expressing grief | - |
| merchant | 15 | a businessperson engaged in retail trade | - |
| morphine | 15 | an alkaloid narcotic drug extracted from opium; a powerful, habit-forming narcotic used to relieve pain | - |
| marching | 16 | the act of marching; walking with regular steps (especially in a procession of some kind) | we heard the sound of marching |
| moreover | 13 | in addition | the cellar was dark; moreover, mice nested there |
| mainland | 11 | the main land mass of a country or continent; as distinguished from an island or peninsula | - |
| mosquito | 19 | two-winged insect whose female has a long proboscis to pierce the skin and suck the blood of humans and animals | - |
| mustache | 15 | an unshaved growth of hair on the upper lip | he looked younger after he shaved off his mustache |
| managing | 12 | - | - |
| merciful | 15 | showing or giving mercy | sought merciful treatment for the captives |
| marathon | 13 | any long and arduous undertaking | - |
| matching | 16 | being two identical | - |
| metaphor | 15 | a figure of speech in which an expression is used to refer to something that it does not literally denote in order to suggest a similarity | - |
| morality | 13 | motivation based on ideas of right and wrong | - |
| medieval | 14 | relating to or belonging to the Middle Ages | - |
| measured | 11 | having notes of fixed rhythmic value | - |
| mornings | 11 | - | - |
| michigan | 16 | a gambling card game in which chips are placed on the ace and king and queen and jack of separate suits (taken from a separate deck); a player plays the lowest card of a suit in his hand and successively higher cards are played until the sequence stops; the player who plays a card matching one in the layout wins all the chips on that card | - |
| mischief | 18 | reckless or malicious behavior that causes discomfort or annoyance in others | - |
| mushroom | 15 | a large cloud of rubble and dust shaped like a mushroom and rising into the sky after an explosion (especially of a nuclear bomb) | - |
| monument | 12 | a burial vault (usually for some famous person) | - |
| memorize | 21 | commit to memory; learn by heart | Have you memorized your lines for the play yet? |
| mumbling | 15 | ineffectual chewing (as if without teeth) | - |
| multiply | 15 | have young (animals) or reproduce (organisms) | - |
| minority | 13 | any age prior to the legal age | - |
| manifest | 13 | provide evidence for; stand as proof of; show by one's behavior, attitude, or external attributes | The buildings in Rome manifest a high level of architectural sophistication |
| mandarin | 11 | a somewhat flat reddish-orange loose skinned citrus of China | - |
| modeling | 12 | the act of representing something (usually on a smaller scale) | - |
| mystical | 15 | relating to or characteristic of mysticism | mystical religion |
| monopoly | 15 | a board game in which players try to gain a monopoly on real estate as pieces advance around the board according to the throw of a die | - |
| modified | 15 | mediocre | - |
| mediocre | 13 | moderate to inferior in quality | they improved the quality from mediocre to above average |
| migraine | 11 | a severe recurring vascular headache; occurs more frequently in women than men | - |
| majestic | 19 | belonging to or befitting a supreme ruler | - |
| mastered | 11 | understood perfectly | - |
| monetary | 13 | relating to or involving money | monetary rewards |
| maneuver | 13 | an action aimed at evading an opponent | - |
| momentum | 14 | an impelling force or strength | the car's momentum carried it off the road |
| mouthful | 16 | a small amount eaten or drunk | - |
| macaroni | 12 | a British dandy in the 18th century who affected Continental mannerisms | Yankee Doodle stuck a feather in his cap and called it macaroni |
| manpower | 15 | the force of workers available | - |
| metallic | 12 | containing or made of or resembling or characteristic of a metal | a metallic compound |
| moisture | 10 | wetness caused by water | - |
| militant | 10 | disposed to warfare or hard-line policies | militant nations |
| muscular | 12 | having a robust muscular body-build characterized by predominance of structures (bone and muscle and connective tissue) developed from the embryonic mesodermal layer | - |
| madhouse | 14 | pejorative terms for an insane asylum | - |
| maverick | 19 | independent in behavior or thought | maverick politicians |
| monarchy | 18 | an autocracy governed by a monarch who usually inherits the authority | - |
| meddling | 13 | intrusive in a meddling or offensive manner | - |
| manually | 13 | by hand | this car shifts manually |
| makeover | 17 | a complete reconstruction and renovation of something | the blighted neighborhood underwent a total makeover |
| meditate | 11 | think intently and at length, as for spiritual purposes | - |
| mannered | 11 | having unnatural mannerisms | brief, mannered and unlifelike idiom |
| maternal | 10 | relating to or characteristic of or befitting a parent | - |
| mutation | 10 | (genetics) any event that changes genetic structure; any alteration in the inherited nucleic acid sequence of the genotype of an organism | - |
| mutually | 13 | in a mutual or shared manner | the agreement was mutually satisfactory |
| mortuary | 13 | a building (or room) where dead bodies are kept before burial or cremation | - |
| moderate | 11 | make less strong or intense; soften | - |
| mythical | 18 | based on or told of in traditional stories; lacking factual basis or historical validity | mythical centaurs |
| motivate | 13 | give an incentive for action | - |
| maturity | 13 | the date on which an obligation must be repaid | - |
| mindless | 11 | not mindful or attentive | - |
| manicure | 12 | care for (one's hand) by cutting and shaping the nails, etc. | - |
| meatloaf | 13 | a baked loaf of ground meat | - |
| mackerel | 16 | any of various fishes of the family Scombridae | - |
| molecule | 12 | (nontechnical usage) a tiny piece of anything | - |
| masseuse | 10 | a female massager | - |
| mahogany | 17 | any of various tropical timber trees of the family Meliaceae especially the genus Swietinia valued for their hard yellowish- to reddish-brown wood that is readily worked and takes a high polish | - |
| madwoman | 16 | a woman lunatic | - |
| mobilize | 21 | cause to move around | - |
| mounting | 11 | an event that involves rising to a higher point (as in altitude or temperature or intensity etc.) | - |
| meltdown | 14 | severe overheating of the core of a nuclear reactor resulting in the core melting and radiation escaping | - |
| monogamy | 16 | the practice or state of having only one spouse at a time | - |
| meatball | 12 | ground meat formed into a ball and fried or simmered in broth | - |
| membrane | 14 | a pliable sheet of tissue that covers or lines or connects the organs or cells of animals or plants | - |
| monoxide | 18 | an oxide containing just one atom of oxygen in the molecule | - |
| mobility | 15 | the quality of moving freely | - |
| motorway | 16 | a broad highway designed for high-speed traffic | - |
| minimize | 21 | cause to seem less serious; play down | - |
| marshals | 13 | the United States' oldest federal law enforcement agency is responsible today for protecting the Federal Judiciary and transporting federal prisoners and protecting federal witnesses and managing assets seized from criminals and generally ensuring the effective operation of the federal judicial system | - |
| marksman | 16 | someone skilled in shooting | - |
| mulligan | 11 | Irish version of burgoo | - |
| mariachi | 15 | a group of street musicians in Mexico | - |
| memsahib | 17 | a woman sahib | - |
| maritime | 12 | relating to or involving ships or shipping or navigation or seamen | maritime law |
| menacing | 13 | threatening or foreshadowing evil or tragic developments | his tone became menacing |
| molester | 10 | someone who subjects others to unwanted or improper sexual activities | - |
| matchbox | 24 | a box for holding matches | - |
| minotaur | 10 | (Greek mythology) a mythical monster with the head of a bull and the body of a man; slain by Theseus | - |
| mistrust | 10 | the trait of not trusting others | - |
| mystique | 22 | an aura of heightened value or interest or meaning surrounding a person or thing | - |
| marginal | 11 | of questionable or minimal quality | marginal writing ability |
| meridian | 11 | being at the best stage of development | - |
| medicare | 13 | health care for the aged; a federally administered system of health insurance available to persons aged 65 and over | - |
| mistrial | 10 | a trial that is invalid or inconclusive | - |
| mandrake | 15 | the root of the mandrake plant; used medicinally or as a narcotic | - |
| maximize | 28 | make as big or large as possible | - |
| meringue | 11 | sweet topping especially for pies made of beaten egg whites and sugar | - |
| mangrove | 14 | a tropical tree or shrub bearing fruit that germinates while still on the tree and having numerous prop roots that eventually form an impenetrable mass and are important in land building | - |
| marooned | 11 | cut off or left behind | travelers marooned by the blizzard |
| midfield | 15 | (sports) the middle part of a playing field (as in football or lacrosse) | - |
| mediator | 11 | a negotiator who acts as a link between parties | - |
| mongoose | 11 | agile grizzled Old World viverrine; preys on snakes and rodents | - |
| machetes | 15 | - | - |
| marzipan | 21 | almond paste and egg whites | - |
| mightier | 14 | - | - |
| mistreat | 10 | treat badly | - |
| minstrel | 10 | a singer of folk songs | - |
| marquise | 19 | a noblewoman ranking below a duchess and above a countess | - |
| motherly | 16 | in a maternal manner; as a mother | - |
| miseries | 10 | - | - |
| mutilate | 10 | alter so as to make unrecognizable | - |
| marinade | 11 | soak in marinade | marinade herring |
| mournful | 13 | filled with or evoking sadness | stared with mournful eyes |
| merengue | 11 | - | - |
| mariposa | 12 | any of several plants of the genus Calochortus having tulip-shaped flowers with 3 sepals and 3 petals; southwestern United States and Mexico | - |
| massaged | 12 | - | - |
| mingling | 12 | the action of people mingling and coming into contact | all the random mingling and idle talk made him hate literary parties |
| mulberry | 15 | any of several trees of the genus Morus having edible fruit that resembles the blackberry | - |
| magnolia | 11 | any shrub or tree of the genus Magnolia; valued for their longevity and exquisite fragrant blooms | - |
| migrated | 12 | - | - |
| methinks | 17 | - | - |
| mirrored | 11 | like or characteristic of a mirror image | - |
| midlands | 12 | - | - |
| mandolin | 11 | a stringed instrument related to the lute, usually played with a plectrum | - |
| medicate | 13 | treat medicinally, treat with medicine | - |
| meathead | 14 | - | - |
| meanness | 10 | the quality of being deliberately mean | - |
| marinate | 10 | soak in marinade | - |
| maharaja | 20 | a great raja; a Hindu prince or king in India ranking above a raja | - |
| malarkey | 17 | empty rhetoric or insincere or exaggerated talk | - |
| melanoma | 12 | any of several malignant neoplasms (usually of the skin) consisting of melanocytes | - |
| monotony | 13 | the quality of wearisome constancy, routine, and lack of variety | he had never grown accustomed to the monotony of his work |
| medalist | 11 | someone who has won a medal | - |
| modestly | 14 | with modesty; in a modest manner | the dissertation was entitled, modestly, `Remarks about a play by Shakespeare' |
| milkmaid | 17 | a woman who works in a dairy | - |
| miscarry | 15 | be unsuccessful | - |
| memorise | 12 | commit to memory; learn by heart | - |
| mismatch | 17 | a bad or unsuitable match | - |
| misplace | 14 | place (something) where one cannot find it again | I misplaced my eyeglasses |
| moralist | 10 | someone who demands exact conformity to rules and forms | - |
| molehill | 13 | a mound of earth made by moles while burrowing | - |
| maniacal | 12 | wildly disordered | a maniacal frenzy |
| marcella | 12 | - | - |
| moonbeam | 14 | a ray of moonlight | - |
| molasses | 10 | thick dark syrup produced by boiling down juice from sugar cane; especially during sugar refining | - |
| mutating | 11 | - | - |
| mandated | 12 | - | - |
| marauder | 11 | someone who attacks in search of booty | - |
| massager | 11 | someone who rubs or kneads parts of the body to stimulate circulation and promote relaxation | - |
| mesdames | 13 | - | - |
| motorcar | 12 | a motor vehicle with four wheels; usually propelled by an internal combustion engine | - |
| misheard | 14 | - | - |
| modelled | 12 | - | - |
| monastic | 12 | of communal life sequestered from the world under religious vows | - |
| meteoric | 12 | of or pertaining to atmospheric phenomena, especially weather and weather conditions | meteoric (or meteorological) phenomena |
| moonless | 10 | without a moon or a visible moon | the dark moonless night |
| mitigate | 11 | lessen or to try to lessen the seriousness or extent of | - |
| manifold | 14 | a lightweight paper used with carbon paper to make multiple copies | an original and two manifolds |
| medicaid | 14 | health care for the needy; a federally and state-funded program | - |
| marigold | 12 | any of various tropical American plants of the genus Tagetes widely cultivated for their showy yellow or orange flowers | - |
| mortally | 13 | - | - |
| mandible | 13 | the jaw in vertebrates that is hinged to open the mouth | - |
| mellowed | 14 | softened through age or experience | - |
| monkfish | 20 | sharks with broad flat bodies and winglike pectoral fins but that swim the way sharks do | - |
| monotone | 10 | an unchanging intonation | - |
| mnemonic | 14 | of or relating to or involved the practice of aiding the memory | mnemonic device |
| mealtime | 12 | the hour at which a meal is habitually or customarily eaten | - |
| mutinous | 10 | consisting of or characterized by or inciting to mutiny | mutinous acts |
| marinara | 10 | sauce for pasta; contains tomatoes and garlic and herbs | - |
| misprint | 12 | a mistake in printed matter resulting from mechanical failures of some kind | - |
| monolith | 13 | a single great stone (often in the form of a column or obelisk) | - |
| munition | 10 | defensive structure consisting of walls or mounds built around a stronghold to strengthen it | - |
| motorist | 10 | someone who drives (or travels in) an automobile | - |
| mainsail | 10 | the lowermost sail on the mainmast | - |
| mightily | 17 | (Southern regional intensive) very; to a great degree | they rejoiced mightily |
| misogyny | 17 | hatred of women | - |
| misjudge | 19 | judge incorrectly | - |
| moonwalk | 17 | a kind of dance step in which the dancer seems to be sliding on the spot | Michael Jackson perfected the moonwalk in the 1980s |
| machismo | 17 | exaggerated masculinity | - |
| magdalen | 12 | a reformed prostitute | - |
| misnomer | 12 | an incorrect or unsuitable name | - |
| moorings | 11 | - | - |
| moussaka | 14 | casserole of eggplant and ground lamb with onion and tomatoes bound with white sauce and beaten eggs | - |
| methanol | 13 | a light volatile flammable poisonous liquid alcohol; used as an antifreeze and solvent and fuel and as a denaturant for ethyl alcohol | - |
| mobilise | 12 | cause to move around | - |
| musicale | 12 | - | - |
| motoring | 11 | the act of driving an automobile | - |
| maddened | 13 | marked by extreme anger | could not control the maddened crowd |
| madrigal | 12 | an unaccompanied partsong for 2 or 3 voices; follows a strict poetic form | - |
| mainstay | 13 | a prominent supporter | - |
| mainline | 10 | inject into the vein | - |
| maximise | 19 | make as big or large as possible | - |
| mediated | 12 | acting or brought about through an intervening agency | the mediated settlement brought satisfaction to both sides |
| marveled | 14 | - | - |
| markedly | 18 | in a clearly noticeable manner | sales of luxury cars dropped markedly |
| mastodon | 11 | extinct elephant-like mammal that flourished worldwide from Miocene through Pleistocene times; differ from mammoths in the form of the molar teeth | - |
| milliner | 10 | someone who makes and sells hats | - |
| mimicked | 19 | - | - |
| monorail | 10 | a railway having a single track | - |
| moonrise | 10 | - | - |
| moulding | 12 | a decorative strip used for ornamentation or finishing | - |
| meatless | 10 | lacking meat | meatless days |
| masseter | 10 | a large muscle that raises the lower jaw and is used in chewing | - |
| masterly | 13 | having or revealing supreme mastery or skill | a masterly performance of the sonata |
| misusing | 11 | - | - |
| morbidly | 16 | in a morbid manner or to a morbid degree | he was morbidly fascinated by dead bodies |
| modulate | 11 | vary the pitch of one's speech | - |
| mannitol | 10 | a diuretic (trade name Osmitrol) used to promote the excretion of urine | - |
| magnesia | 11 | a white solid mineral that occurs naturally as periclase; a source of magnesium | - |
| megastar | 11 | - | - |
| middling | 13 | to certain extent or degree | - |
| minimise | 12 | represent as less significant or important | - |
| monogram | 13 | a graphic symbol consisting of 2 or more letters combined (usually your initials); printed on stationery or embroidered on clothing | - |
| mudslide | 12 | a landslide of mud | - |
| malvasia | 13 | grape used to make malmsey wine | - |
| marabout | 12 | large African black-and-white carrion-eating stork; its downy underwing feathers are used to trim garments | - |
| marbling | 13 | the intermixture of fat and lean in a cut of meat | - |
| mantilla | 10 | short cape worn by women | - |
| megalith | 14 | memorial consisting of a very large stone forming part of a prehistoric structure (especially in western Europe) | - |
| martinet | 10 | someone who demands exact conformity to rules and forms | - |
| marjoram | 19 | aromatic Eurasian perennial | - |
| masthead | 14 | a listing printed in all issues of a newspaper or magazine (usually on the editorial page) that gives the name of the publication and the names of the editorial staff, etc. | - |
| millpond | 13 | a pond formed by damming a stream to provide a head of water to turn a mill wheel | - |
| menswear | 13 | - | - |
| messiest | 10 | - | - |
| minutiae | 10 | - | - |
| minutely | 13 | in minute detail | our inability to see everything minutely and clearly is due merely to the infirmity of our senses |
| monkhood | 18 | - | - |
| moribund | 13 | not growing or changing; without force or vitality | - |
| modality | 14 | a classification of propositions on the basis of whether they claim necessity or possibility or impossibility | - |
| moneybag | 16 | a drawstring bag for holding money | - |
| mutinied | 11 | - | - |
| motility | 13 | a change of position that does not entail a change of location | gastrointestinal motility |
| mudguard | 13 | a curved piece above the wheel of a bicycle or motorcycle to protect the rider from water or mud thrown up by the wheels | - |
| moveable | 15 | capable of being moved or conveyed from one place to another | - |
| measurer | 10 | a person who makes measurements | - |
| marketer | 14 | someone who promotes or exchanges goods or services for money | - |
| mateship | 15 | - | - |
| midpoint | 13 | a point equidistant from the ends of a line or the extremities of a figure | - |
| militate | 10 | have force or influence; bring about an effect or change | Politeness militated against this opinion being expressed |
| mishmash | 18 | a motley assortment of things | - |
| misquote | 19 | an incorrect quotation | - |
| misspoke | 16 | - | - |
| moralize | 19 | interpret the moral meaning of | moralize a story |
| moneyman | 15 | a person skilled in large scale financial transactions | - |
| mosasaur | 10 | - | - |
| machined | 16 | - | - |
| magnific | 16 | - | - |
| malarial | 10 | of or infected by or resembling malaria | malarial fever |
| marmoset | 12 | small soft-furred South American and Central American monkey with claws instead of nails | - |
| matrices | 12 | - | - |
| mastitis | 10 | inflammation of a breast (or udder) | - |
| meniscus | 12 | (anatomy) a disk of cartilage that serves as a cushion between the ends of bones that meet at a joint | - |
| moderato | 11 | (of tempo) moderate | - |
| moseying | 14 | - | - |
| macaroon | 12 | chewy cookie usually containing almond paste | - |
| maquette | 19 | - | - |
| marchesa | 15 | - | - |
| mahimahi | 18 | large slender food and game fish widely distributed in warm seas (especially around Hawaii) | - |
| mainmast | 12 | the chief mast of a sailing vessel with two or more masts | - |
| megabyte | 16 | a unit of information equal to 1024 kibibytes or 2^20 (1,048,576) bytes | - |
| megawatt | 14 | a unit of power equal to one million watts | - |
| marquess | 19 | nobleman (in various countries) ranking above a count | - |
| margrave | 14 | a German nobleman ranking above a count (corresponding in rank to a British marquess) | - |
| milkless | 14 | having no milk | milkless breasts |
| mildness | 11 | acting in a manner that is gentle and mild and even-tempered | even in the pulpit there are moments when mildness of manner is not enough |
| mesozoic | 21 | from 230 million to 63 million years ago | - |
| mesmeric | 14 | attracting and holding interest as if by a spell | she had a warm mesmeric charm |
| misguide | 12 | give bad advice to | - |
| mistimed | 13 | - | - |
| misspelt | 12 | - | - |
| misspeak | 16 | pronounce a word incorrectly | - |
| monitory | 13 | serving to warn | shook a monitory finger at him |
| monkeyed | 18 | - | - |
| mutative | 13 | of or pertaining to or marked by genetic mutation | the mutative processes of nature |
| motorman | 12 | the operator of streetcar | - |
| moulting | 11 | periodic shedding of the cuticle in arthropods or the outer skin in reptiles | - |
| movingly | 17 | in a moving manner | she sang movingly |
| manuring | 11 | - | - |
| maharani | 13 | a great rani; a princess in India or the wife of a maharaja | - |
| maleness | 10 | the properties characteristic of the male sex | - |
| malinger | 11 | avoid responsibilities and duties, e.g., by pretending to be ill | - |
| malamute | 12 | breed of sled dog developed in Alaska | - |
| mayoress | 13 | a woman mayor | - |
| melamine | 12 | a white crystalline organic base; used mainly in making melamine resins | - |
| medalled | 12 | - | - |
| markdown | 18 | - | - |
| materiel | 10 | equipment and supplies of a military force | - |
| matronly | 13 | befitting or characteristic of a fully mature woman | her matronly figure |
| milliard | 11 | a billion | in England they call one thousand million a milliard |
| mightest | 14 | - | - |
| meninges | 11 | a membrane (one of 3) that envelops the brain and spinal cord | - |
| mercuric | 14 | of or containing mercury | - |
| mephitic | 17 | of noxious stench from atmospheric pollution | - |
| mesquite | 19 | any of several small spiny trees or shrubs of the genus Prosopis having small flowers in axillary cylindrical spikes followed by large pods rich in sugar | - |
| merriest | 10 | - | - |
| meshugge | 15 | senseless; crazy | - |
| mislabel | 12 | - | - |
| minibike | 16 | small motorcycle with a low frame and small wheels and elevated handlebars | - |
| morosely | 13 | in a morose manner | he fell morosely on the bed |
| moorland | 11 | open land usually with peaty soil covered with heather and bracken and moss | - |
| modifier | 14 | a gene that modifies the effect produced by another gene | - |
| muralist | 10 | a painter of murals | - |
| muteness | 10 | the condition of being unable or unwilling to speak | her muteness was a consequence of her deafness |
| muriatic | 12 | - | - |
| myrmidon | 16 | a follower who carries out orders without question | - |
| macahuba | 17 | - | - |
| macallum | 14 | - | - |
| macaques | 21 | - | - |
| macarise | 12 | - | - |
| macarism | 14 | - | - |
| macarize | 21 | - | - |
| macadams | 15 | - | - |
| macassar | 12 | - | - |
| maccabaw | 19 | - | - |
| maccaboy | 19 | - | - |
| machzors | 24 | - | - |
| mackinaw | 19 | a short plaid coat made of made of thick woolen material | - |
| mackling | 17 | - | - |
| macrames | 14 | - | - |
| macramis | 14 | - | - |
| macropod | 15 | - | - |
| macrural | 12 | - | - |
| machrees | 15 | - | - |
| machoism | 17 | - | - |
| maccoboy | 19 | - | - |
| macerals | 12 | - | - |
| macerate | 12 | cause to grow thin or weak | - |
| machairs | 15 | - | - |
| machines | 15 | - | - |
| macruran | 12 | - | - |
| mandator | 11 | an authority who issues a mandate | - |
| mandrill | 11 | baboon of west Africa with a bright red and blue muzzle and blue hindquarters | - |
| mandrils | 11 | - | - |
| maneging | 12 | - | - |
| maneless | 10 | - | - |
| manfully | 16 | in a manful manner; with qualities thought to befit a man | having said her say Peggy manfully shouldered her burden and prepared to break up yet another home |
| mangabey | 16 | large agile arboreal monkey with long limbs and tail and white upper eyelids | - |
| manganic | 13 | - | - |
| mandrels | 11 | - | - |
| mandioca | 13 | cassava with long tuberous edible roots and soft brittle stems; used especially to make cassiri (an intoxicating drink) and tapioca | - |
| mandiocs | 13 | - | - |
| mandiras | 11 | - | - |
| mandolas | 11 | - | - |
| mandoras | 11 | - | - |
| mandorla | 11 | - | - |
| manganin | 11 | - | - |
| mangiest | 11 | - | - |
| manglers | 11 | - | - |
| maniform | 15 | - | - |
| manihocs | 15 | - | - |
| manihots | 13 | - | - |
| manikins | 14 | - | - |
| manillas | 10 | - | - |
| manilles | 10 | - | - |
| maniocas | 12 | - | - |
| mangling | 12 | - | - |
| mangolds | 12 | - | - |
| mangonel | 11 | an engine that provided medieval artillery used during sieges; a heavy war engine for hurling large stones and other missiles | - |
| manholes | 13 | - | - |
| manhoods | 14 | - | - |
| manhunts | 13 | - | - |
| maniples | 12 | - | - |
| mandates | 11 | - | - |
| maltworm | 15 | - | - |
| mamillar | 12 | - | - |
| mammatus | 14 | - | - |
| mammered | 15 | - | - |
| mammetry | 17 | - | - |
| mammifer | 17 | - | - |
| mammilla | 14 | the small projection of a mammary gland | - |
| mammitis | 14 | - | - |
| mammocks | 20 | - | - |
| mamillae | 12 | - | - |
| mameluke | 16 | - | - |
| malvesie | 13 | - | - |
| malwares | 13 | - | - |
| mamaguys | 16 | - | - |
| mamaliga | 13 | - | - |
| mamboing | 15 | - | - |
| mamelons | 12 | - | - |
| mameluco | 14 | - | - |
| mammoths | 17 | - | - |
| mamparas | 14 | - | - |
| mampoers | 14 | - | - |
| mancando | 13 | - | - |
| manchets | 15 | - | - |
| manciple | 14 | - | - |
| mancuses | 12 | - | - |
| mandalas | 11 | - | - |
| mandalic | 13 | - | - |
| mandamus | 13 | an extraordinary writ commanding an official to perform a ministerial act that the law recognizes as an absolute duty and not a matter for the official's discretion; used only when all other judicial remedies fail | - |
| mancalas | 12 | - | - |
| manatoid | 11 | - | - |
| mamselle | 12 | - | - |
| mamzerim | 23 | - | - |
| manacled | 13 | - | - |
| manacles | 12 | - | - |
| managers | 11 | - | - |
| manakins | 14 | - | - |
| manatees | 10 | - | - |
| mapstick | 18 | - | - |
| maquilas | 19 | - | - |
| marabous | 12 | - | - |
| maraging | 12 | - | - |
| marantas | 10 | - | - |
| marascas | 12 | - | - |
| mappists | 14 | - | - |
| mappings | 15 | - | - |
| manwards | 14 | - | - |
| manyatas | 13 | - | - |
| manyatta | 13 | - | - |
| manyfold | 17 | - | - |
| manzello | 19 | - | - |
| maormors | 12 | - | - |
| mapmaker | 18 | - | - |
| mappable | 16 | - | - |
| marasmic | 14 | - | - |
| marasmus | 12 | extreme malnutrition and emaciation (especially in children); can result from inadequate intake of food or from malabsorption or metabolic disorders | - |
| marchese | 15 | - | - |
| marchesi | 15 | - | - |
| marchman | 17 | - | - |
| marchmen | 17 | - | - |
| marconis | 12 | - | - |
| mardiest | 11 | - | - |
| mardying | 15 | - | - |
| marchers | 15 | - | - |
| marauded | 12 | - | - |
| maravedi | 14 | - | - |
| marblers | 12 | - | - |
| marblier | 12 | - | - |
| marcatos | 12 | - | - |
| maremmas | 14 | - | - |
| manurial | 10 | - | - |
| manitous | 10 | - | - |
| mannoses | 10 | - | - |
| manorial | 10 | of or relating to or based on the manor | manorial accounts |
| manpacks | 18 | - | - |
| manrents | 10 | - | - |
| manrider | 11 | - | - |
| manropes | 12 | - | - |
| mansards | 11 | - | - |
| mannitic | 12 | - | - |
| manjacks | 23 | - | - |
| mankiest | 14 | - | - |
| mankinds | 15 | - | - |
| manliest | 10 | - | - |
| mannerly | 13 | socially correct in behavior | - |
| mannikin | 14 | a woman who wears clothes to display fashions | - |
| mannites | 10 | - | - |
| manshift | 16 | - | - |
| mansions | 10 | - | - |
| mansonry | 13 | - | - |
| mantling | 11 | - | - |
| mantrams | 12 | - | - |
| mantraps | 12 | - | - |
| manubria | 12 | - | - |
| manuhiri | 13 | - | - |
| manumeas | 12 | - | - |
| manumits | 12 | - | - |
| mantlets | 10 | - | - |
| mantissa | 10 | the positive fractional part of the representation of a logarithm; in the expression log 643 = 2.808 the mantissa is .808 | - |
| mansuete | 10 | - | - |
| mansworn | 13 | - | - |
| manteaus | 10 | - | - |
| manteaux | 17 | - | - |
| manteels | 10 | - | - |
| mantelet | 10 | short cape worn by women | - |
