11-letter words with X in the middle
Delve into the fascinating world of words where the letter X is nestled in the middle. This section highlights the unique placement of X in various words, illustrating how it contributes to their sound and meaning. From everyday language to more unusual terms, discover how X in the middle shapes the essence of these words.
| Word | Points | Definition | Sentence example | 
|---|---|---|---|
| explanation | 20 | a statement that makes something comprehensible by describing the relevant structure or operation or circumstances etc. | the explanation was very simple | 
| experienced | 23 | having experience; having knowledge or skill from observation or participation | - | 
| examination | 20 | a set of questions or exercises evaluating skill or knowledge | - | 
| exceptional | 22 | far beyond what is usual in magnitude or degree | an exceptional memory | 
| exaggerated | 21 | represented as greater than is true or reasonable | an exaggerated opinion of oneself | 
| exclusively | 26 | without any others being included or involved | he works for Mr. Smith exclusively | 
| exploration | 20 | to travel for the purpose of discovery | - | 
| expectation | 22 | belief about (or mental picture of) the future | - | 
| executioner | 20 | an official who inflicts capital punishment in pursuit of a warrant | - | 
| exterminate | 20 | destroy completely, as if down to the roots | - | 
| intoxicated | 21 | stupefied or excited by a chemical substance (especially alcohol) | a noisy crowd of intoxicated sailors | 
| extravagant | 22 | unrestrained, especially with regard to feelings | extravagant praise | 
| flexibility | 26 | the quality of being adaptable or variable | he enjoyed the flexibility of his working arrangement | 
| existential | 18 | derived from experience or the experience of existence | formal logicians are not concerned with existential matters | 
| extradition | 19 | the surrender of an accused or convicted person by one state or country to another (usually under the provisions of a statute or treaty) | - | 
| crucifixion | 25 | the infliction of extremely painful punishment or suffering | - | 
| unexplained | 21 | having the reason or cause not made clear | an unexplained error | 
| exceedingly | 25 | to an extreme degree | - | 
| excessively | 26 | to a degree exceeding normal or proper limits | - | 
| nonexistent | 18 | not having existence or being or actuality | chimeras are nonexistent | 
| exclamation | 22 | an exclamatory rhetorical device | - | 
| transsexual | 18 | a person who has undergone a sex change operation | - | 
| inexcusable | 22 | not excusable | - | 
| exponential | 20 | a function in which an independent variable appears as an exponent | - | 
| extensively | 24 | in a widespread way | oxidation ponds are extensively used for sewage treatment in the Midwest | 
| approximate | 24 | judge tentatively or form an estimate of (quantities or time) | - | 
| expenditure | 21 | money paid out; an amount spent | - | 
| paradoxical | 23 | seemingly contradictory but nonetheless possibly true | it is paradoxical that standing is more tiring than walking | 
| inexpensive | 23 | relatively low in price or charging low prices | inexpensive family restaurants | 
| extenuating | 19 | partially excusing or justifying | extenuating circumstances | 
| exasperated | 21 | greatly annoyed; out of patience | had an exasperated look on his face | 
| explanatory | 23 | serving or intended to explain or make clear | explanatory notes | 
| taxidermist | 21 | a craftsman who stuffs and mounts the skins of animals for display | - | 
| exquisitely | 30 | in a delicate manner | - | 
| overexcited | 24 | unduly excited | - | 
| exploratory | 23 | serving in or intended for exploration or discovery | an exploratory operation | 
| exoskeleton | 22 | the exterior protective or supporting structure or shell of many animals (especially invertebrates) including bony or horny parts such as nails or scales or hoofs | - | 
| coexistence | 22 | existing peacefully together | - | 
| exhilarated | 22 | made joyful | the sun and the wind on his back made him feel exhilarated--happy to be alive | 
| exclusivity | 26 | - | - | 
| extractions | 20 | - | - | 
| excellently | 23 | extremely well | - | 
| extrapolate | 20 | draw from specific cases for more general cases | - | 
| asphyxiated | 27 | in a state of asphyxia | - | 
| exacerbated | 23 | - | - | 
| preexisting | 21 | existing previously or before something | - | 
| exfoliation | 21 | a thin flake of dead epidermis shed from the surface of the skin | - | 
| explosively | 26 | in an explosive manner | the political situation in Kashmir and Jammu is explosively unstable | 
| expensively | 26 | in an expensive manner | an expensively dressed little man turned a corner and approached her | 
| bisexuality | 23 | showing characteristics of both sexes | - | 
| exfoliating | 22 | - | - | 
| extroverted | 22 | not introspective; examining what is outside yourself | - | 
| expropriate | 22 | deprive of possessions | The Communist government expropriated the landowners | 
| exemplified | 26 | - | - | 
| exculpatory | 25 | clearing of guilt or blame | - | 
| exploitable | 22 | - | - | 
| overexposed | 24 | - | - | 
| luxuriously | 21 | in a rich manner | - | 
| unexpressed | 21 | not made explicit | the unexpressed terms of the agreement | 
| exonerating | 19 | - | - | 
| explication | 22 | a detailed explanation of the meaning of something | - | 
| extraditing | 20 | - | - | 
| sexlessness | 18 | having no evident sex or sex organs | - | 
| auxiliaries | 18 | - | - | 
| exoneration | 18 | the act of vindicating or defending against criticism or censure etc. | - | 
| expeditious | 21 | marked by speed and efficiency | - | 
| extrication | 20 | the act of releasing from a snarled or tangled condition | - | 
| externalize | 27 | make external or objective, or give reality to | language externalizes our thoughts | 
| obnoxiously | 23 | in an obnoxious manner | - | 
| oxygenation | 22 | the process of providing or combining or treating with oxygen | the oxygenation of the blood | 
| reflexology | 25 | massage to relieve tension by finger pressure; based on the belief that there are reflex points on the feet, hands, and head that are connected to every part of the body | - | 
| anxiousness | 18 | a feeling of mild anxiety about possible developments | - | 
| anaphylaxis | 26 | hypersensitivity reaction to the ingestion or injection of a substance (a protein or drug) resulting from prior contact with a substance | - | 
| excremental | 22 | - | - | 
| explicating | 23 | - | - | 
| exportation | 20 | commodities (goods or services) sold to a foreign country | - | 
| saxophonist | 23 | a musician who plays the saxophone | - | 
| inexistence | 20 | - | - | 
| juxtaposing | 28 | - | - | 
| antioxidant | 19 | substance that inhibits oxidation or inhibits reactions promoted by oxygen or peroxides | - | 
| amoxicillin | 22 | an antibiotic; a semisynthetic oral penicillin (trade names Amoxil and Larotid and Polymox and Trimox and Augmentin) used to treat bacterial infections | - | 
| detoxifying | 26 | - | - | 
| exhortation | 21 | the act of exhorting; an earnest attempt at persuasion | - | 
| explainable | 22 | capable of being understood | explainable phenomena | 
| expostulate | 20 | reason with (somebody) for the purpose of dissuasion | - | 
| expressible | 22 | capable of being expressed | an expressible emotion | 
| extirpation | 20 | the act of pulling up or out; uprooting; cutting off from existence | - | 
| myxomatosis | 25 | a viral disease (usually fatal) of rabbits | - | 
| overanxious | 21 | anxious or nervous to an excessive degree | - | 
| oxygenating | 23 | - | - | 
| prophylaxis | 28 | the prevention of disease | - | 
| underexpose | 21 | expose insufficiently | The child was underexposed to language | 
| anxiolytics | 23 | - | - | 
| antianxiety | 21 | - | - | 
| anthotaxies | 21 | - | - | 
| antisexists | 18 | - | - | 
| antihelixes | 21 | - | - | 
| asphyxiants | 26 | - | - | 
| asphyxiates | 26 | - | - | 
| asphyxiator | 26 | a manually operated device for extinguishing small fires | - | 
| axerophthol | 26 | any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes | - | 
| axiological | 21 | of or relating to the study of values | - | 
| axiologists | 19 | - | - | 
| axiomatical | 22 | of or relating to or derived from axioms | - | 
| axiomatised | 21 | - | - | 
| axiomatises | 20 | - | - | 
| axiomatized | 30 | - | - | 
| axiomatizes | 29 | - | - | 
| axisymmetry | 28 | - | - | 
| axonometric | 22 | - | - | 
| auxotrophic | 25 | - | - | 
| autotoxemia | 20 | - | - | 
| auxanometer | 20 | - | - | 
| auxochromes | 25 | - | - | 
| biconvexity | 28 | - | - | 
| bobbysoxers | 27 | - | - | 
| bisexualism | 22 | - | - | 
| bissextiles | 20 | - | - | 
| carboxylate | 25 | treat (a chemical compound) with carboxyl or carboxylic acid | - | 
| carboxylase | 25 | - | - | 
| buxomnesses | 22 | - | - | 
| cephalexins | 25 | - | - | 
| cataplexies | 22 | - | - | 
| chionodoxas | 24 | - | - | 
| cloxacillin | 22 | - | - | 
| coextension | 20 | equality of extension or duration | - | 
| coextensive | 23 | being of equal extent or scope or duration | - | 
| coextending | 22 | - | - | 
| coexecutors | 22 | - | - | 
| ciphertexts | 25 | - | - | 
| complexions | 24 | - | - | 
| complexness | 24 | the quality of being intricate and compounded | - | 
| complexones | 24 | - | - | 
| complexuses | 24 | - | - | 
| commixtions | 24 | - | - | 
| commixtures | 24 | - | - | 
| contextless | 20 | - | - | 
| contextural | 20 | - | - | 
| contextures | 20 | - | - | 
| connexional | 20 | - | - | 
| alexandrine | 19 | (prosody) a line of verse that has six iambic feet | - | 
| alexandrite | 19 | a green variety of chrysoberyl used as a gemstone | - | 
| aldohexoses | 22 | - | - | 
| affixations | 24 | - | - | 
| anaphylaxes | 26 | - | - | 
| annexations | 18 | - | - | 
| ambisexuals | 22 | - | - | 
| ambidexters | 23 | - | - | 
| amplexicaul | 24 | - | - | 
| amphioxuses | 25 | - | - | 
| amoxycillin | 25 | - | - | 
| hyperoxides | 27 | - | - | 
| monkeypoxes | 29 | - | - | 
| maxidresses | 21 | - | - | 
| exergamings | 22 | - | - | 
| exfiltrated | 22 | - | - | 
| exfiltrates | 21 | - | - | 
| exhaustedly | 25 | - | - | 
| exoticising | 21 | - | - | 
| exoticizing | 30 | - | - | 
| experiencer | 22 | - | - | 
| extradurals | 19 | - | - | 
| extravertly | 24 | - | - | 
| extrovertly | 24 | - | - | 
| dorsiflexed | 23 | - | - | 
| dorsiflexes | 22 | - | - | 
| haemotoxins | 23 | - | - | 
| flexicurity | 26 | - | - | 
| pretextings | 21 | - | - | 
| sextuplying | 24 | - | - | 
| sextariuses | 18 | - | - | 
| reoxygenate | 22 | - | - | 
| relaxatives | 21 | - | - | 
| orthorexias | 21 | - | - | 
| pixellating | 21 | - | - | 
| pixellation | 20 | - | - | 
| pixillating | 21 | - | - | 
| oxaloacetic | 22 | - | - | 
| chessboxing | 26 | - | - | 
| ciguatoxins | 21 | - | - | 
| autosexings | 19 | - | - | 
| alexithymia | 26 | - | - | 
| antivaxxers | 28 | - | - | 
| antisexuals | 18 | - | - | 
| carborexics | 24 | - | - | 
| beatboxings | 23 | - | - | 
| ubersexuals | 20 | - | - | 
| sulphoxides | 24 | - | - | 
| nontaxables | 20 | - | - | 
| ceftriaxone | 23 | a parenteral cephalosporin (trade name Rocephin) used for severe infection of the lungs or throat or ears or urinary tract | - | 
| exaptations | 20 | - | - | 
| exceedances | 23 | - | - | 
| exceedences | 23 | - | - | 
| astaxanthin | 21 | - | - | 
| omnisexuals | 20 | - | - | 
| raloxifenes | 21 | - | - | 
| retexturize | 27 | - | - | 
| unexpecteds | 23 | - | - | 
| zeaxanthins | 30 | - | - | 
| unexcitedly | 24 | - | - | 
| textualized | 28 | - | - | 
| textualizes | 27 | - | - | 
| cyclohexane | 28 | - | - | 
| deoxidating | 21 | - | - | 
| deoxidation | 20 | - | - | 
| deoxidisers | 20 | - | - | 
| deoxidising | 21 | - | - | 
| deoxidizers | 29 | - | - | 
| deoxidizing | 30 | - | - | 
| deoxygenate | 23 | remove oxygen from (water) | - | 
| deoxygenise | 23 | - | - | 
| deoxygenize | 32 | - | - | 
| deoxyribose | 24 | a sugar that is a constituent of nucleic acids | - | 
| deflexional | 22 | - | - | 
| dexterities | 19 | - | - | 
| dexterously | 22 | with dexterity; in a dexterous manner | - | 
| dextranases | 19 | - | - | 
| dextrorsely | 22 | - | - | 
| dexiotropic | 23 | - | - | 
| dictatrixes | 21 | - | - | 
| desexualise | 19 | make infertile | - | 
| desexualize | 28 | make infertile | - | 
| detoxicants | 21 | - | - | 
| detoxicated | 22 | - | - | 
| detoxicates | 21 | - | - | 
| disclimaxes | 23 | - | - | 
| dioxonitric | 21 | - | - | 
| directrixes | 21 | - | - | 
| disannexing | 20 | - | - | 
| earthflaxes | 24 | - | - | 
| echopraxias | 25 | - | - | 
| doxographer | 25 | - | - | 
| doxographic | 27 | - | - | 
| doxological | 22 | - | - | 
| doxorubicin | 23 | an antibiotic used as an anticancer drug | - | 
| doxycycline | 29 | an antibiotic derived from tetracycline that is effective against many infections | Vibramycin is the trade name of doxycycline | 
| duplexities | 21 | - | - | 
| endomixises | 21 | - | - | 
| epitaxially | 23 | - | - | 
| epistaxises | 20 | - | - | 
| epizeuxises | 29 | - | - | 
| epoxidation | 21 | - | - | 
| epoxidising | 22 | - | - | 
| epoxidizing | 31 | - | - | 
| enterotoxin | 18 | a cytotoxin specific for the cells of the intestinal mucosa | - | 
| exacerbates | 22 | - | - | 
| exanimation | 20 | - | - | 
| exanthemata | 23 | - | - | 
| exasperater | 20 | - | - | 
| exasperates | 20 | - | - | 
| exasperator | 20 | - | - | 
| excarnating | 21 | - | - | 
| excarnation | 20 | - | - | 
| examinators | 20 | - | - | 
| exactitudes | 21 | - | - | 
| exactnesses | 20 | - | - | 
| exactresses | 20 | - | - | 
| exaggerates | 20 | - | - | 
| exaggerator | 20 | - | - | 
| exaltations | 18 | - | - | 
| exaltedness | 19 | - | - | 
| excavations | 23 | - | - | 
| executaries | 20 | - | - | 
| exenterated | 19 | - | - | 
| exenterates | 18 | - | - | 
| exercisable | 22 | - | - | 
| exfoliative | 24 | - | - | 
| exfoliators | 21 | - | - | 
| exhalations | 21 | - | - | 
| exemplifies | 25 | - | - | 
| exemplifier | 25 | - | - | 
| executively | 26 | - | - | 
| executorial | 20 | - | - | 
| executrices | 22 | - | - | 
| executrixes | 27 | - | - | 
| exemplarily | 25 | - | - | 
| exemplarity | 25 | - | - | 
| exhaustible | 23 | capable of being used up | - | 
| exhaustions | 21 | - | - | 
| exhaustless | 21 | - | - | 
| exhumations | 23 | - | - | 
| exocuticles | 22 | - | - | 
| exocytosing | 24 | - | - | 
| exodermises | 21 | - | - | 
| exodontists | 19 | - | - | 
| exogenously | 22 | - | - | 
| exhortatory | 24 | giving strong encouragement | - | 
| exhortative | 24 | giving strong encouragement | - | 
| exheredated | 23 | - | - | 
| exheredates | 22 | - | - | 
| exhibitions | 23 | - | - | 
| exhilarants | 21 | - | - | 
| exhilarates | 21 | - | - | 
| exhilarator | 21 | - | - | 
| executables | 22 | - | - | 
| excitedness | 21 | - | - | 
| excitements | 22 | - | - | 
| exclamative | 25 | - | - | 
| exclamatory | 25 | sudden and strong | - | 
| exclusivism | 25 | - | - | 
| exclusivist | 23 | - | - | 
| excitations | 20 | - | - | 
| excitancies | 22 | - | - | 
| excellences | 22 | - | - | 
| excerptible | 24 | - | - | 
| excerptings | 23 | - | - | 
| excerptions | 22 | - | - | 
| exchequered | 33 | - | - | 
| excogitable | 23 | - | - | 
| excogitated | 22 | - | - | 
| excretories | 20 | - | - | 
| excruciated | 23 | - | - | 
| excruciates | 22 | - | - | 
| exculpating | 23 | - | - | 
| exculpation | 22 | a defense of some offensive behavior or some failure to keep a promise etc. | - | 
| excursioned | 21 | - | - | 
| excursively | 26 | - | - | 
| excrescency | 27 | - | - | 
| excrescence | 24 | something that bulges out or is protuberant or projects from its surroundings | the bony excrescence between its horns | 
| excogitates | 21 | - | - | 
| excogitator | 21 | a thinker who considers carefully and thoroughly | - | 
| excommunion | 24 | - | - | 
| excoriating | 21 | - | - | 
| excoriation | 20 | an abraded area where the skin is torn or worn off | - | 
| excorticate | 22 | - | - | 
| excrementum | 24 | - | - | 
| execrations | 20 | - | - | 
| fellatrixes | 21 | - | - | 
| fauxbourdon | 24 | - | - | 
| expertizing | 30 | - | - | 
| explicative | 25 | - | - | 
| explicators | 22 | - | - | 
| explicatory | 25 | - | - | 
| exploitages | 21 | - | - | 
| explorative | 23 | serving in or intended for exploration or discovery | - | 
| expletively | 26 | - | - | 
| expirations | 20 | - | - | 
| expiscating | 23 | - | - | 
| expiscation | 22 | - | - | 
| expiscatory | 25 | - | - | 
| explanative | 23 | - | - | 
| expressways | 26 | - | - | 
| exprobrated | 23 | - | - | 
| exprobrates | 22 | - | - | 
| expromissor | 22 | - | - | 
| expugnation | 21 | - | - | 
| expunctions | 22 | - | - | 
| expurgating | 22 | - | - | 
| expressures | 20 | - | - | 
| expressness | 20 | - | - | 
| exposedness | 21 | - | - | 
| expositions | 20 | - | - | 
| expositress | 20 | - | - | 
| expressages | 21 | - | - | 
| expressions | 20 | - | - | 
| expurgation | 21 | the deletion of objectionable parts from a literary work | - | 
| expertising | 21 | - | - | 
| exonerative | 21 | providing absolution | - | 
| exotericism | 22 | - | - | 
| expansional | 20 | - | - | 
| expansively | 26 | in an ebullient manner | - | 
| expansivity | 26 | a quality characterized by magnificence of scale or the tendency to expand | - | 
| expatiating | 21 | - | - | 
| expatiation | 20 | a discussion (spoken or written) that enlarges on a topic or theme at length or in detail | - | 
| expatiative | 23 | - | - | 
| expatiators | 20 | - | - | 
| exoskeletal | 22 | - | - | 
| exonerators | 18 | - | - | 
| exonuclease | 20 | a nuclease that releases one nucleotide at a time (serially) beginning at one of a nucleic acid | - | 
| exoparasite | 20 | - | - | 
| exorability | 23 | - | - | 
| exorbitance | 22 | excessive excess | - | 
| exorbitancy | 25 | - | - | 
| exorbitated | 21 | - | - | 
| exorbitates | 20 | - | - | 
| expatiatory | 23 | - | - | 
| expatriated | 21 | - | - | 
| expatriates | 20 | - | - | 
| expeditates | 21 | - | - | 
| expeditions | 21 | - | - | 
| expendables | 23 | - | - | 
| experiences | 22 | - | - | 
| expeditated | 22 | - | - | 
| expediently | 24 | in an expedient manner | - | 
| expectances | 24 | - | - | 
| expectantly | 25 | in an expectant manner | she looked at him expectantly | 
| expectative | 25 | - | - | 
| expectingly | 26 | - | - | 
| expectorant | 22 | a medicine promoting expectoration | - | 
| expectorate | 22 | discharge (phlegm or sputum) from the lungs and out of the mouth | - | 
| expediences | 23 | - | - | 
| experiments | 22 | - | - | 
| extollingly | 22 | - | - | 
| extralities | 18 | - | - | 
| extraposing | 21 | - | - | 
| extravagate | 22 | - | - | 
| extravasate | 21 | become active and spew forth lava and rocks | - | 
| extraverted | 22 | being concerned with the social and physical environment | - | 
| extremeness | 20 | the quality of being extreme | - | 
| extrafloral | 21 | - | - | 
| extorsively | 24 | - | - | 
| extortioner | 18 | a criminal who extorts money from someone by threatening to expose embarrassing information about them | - | 
| extractable | 22 | capable of being extracted | - | 
| extractants | 20 | - | - | 
| extractible | 22 | capable of being extracted | - | 
| extractives | 23 | - | - | 
| extremities | 20 | - | - | 
| extricating | 21 | - | - | 
| exuviations | 21 | - | - | 
| exurbanites | 20 | - | - | 
| exultations | 18 | - | - | 
| extrinsical | 20 | - | - | 
| exuberances | 22 | - | - | 
| exuberantly | 23 | in an exuberant manner | the exuberantly baroque decoration of the church | 
| exuberating | 21 | - | - | 
| exulcerated | 21 | - | - | 
| exulcerates | 20 | - | - | 
| exultancies | 20 | - | - | 
| extirpatory | 23 | - | - | 
| expurgators | 21 | - | - | 
| exsufflated | 25 | - | - | 
| exsufflates | 24 | - | - | 
| extemporary | 25 | with little or no preparation or forethought | an extemporary lecture | 
| extemporise | 22 | perform without preparation | - | 
| extemporize | 31 | perform without preparation | he extemporized a speech at the wedding | 
| extensional | 18 | defining a word by listing the class of entities to which the word correctly applies | - | 
| extensities | 18 | - | - | 
| exstrophies | 23 | - | - | 
| exstipulate | 20 | - | - | 
| expurgatory | 24 | - | - | 
| exsanguined | 20 | - | - | 
| exsiccating | 23 | - | - | 
| exsiccation | 22 | - | - | 
| exsiccative | 25 | - | - | 
| exsiccators | 22 | - | - | 
| exsolutions | 18 | - | - | 
| extenuation | 18 | a partial excuse to mitigate censure; an attempt to represent an offense as less serious than it appears by showing mitigating circumstances | - | 
| extenuative | 21 | - | - | 
| externality | 21 | the quality or state of being outside or directed toward or relating to the outside or exterior | - | 
| externships | 23 | - | - | 
| extinctions | 20 | - | - | 
| extinctures | 20 | - | - | 
| extirpating | 21 | - | - | 
| extirpative | 23 | - | - | 
| externalist | 18 | - | - | 
| externalism | 20 | - | - | 
| extenuators | 18 | - | - | 
| extenuatory | 21 | - | - | 
| exteriorise | 18 | make external or objective, or give reality to | - | 
| exteriority | 21 | - | - | 
| exteriorize | 27 | bring outside the body for surgery, of organs | - | 
| extermining | 21 | - | - | 
| externalise | 18 | make external or objective, or give reality to | - | 
| extirpators | 20 | - | - | 
| flexography | 30 | - | - | 
| flexitarian | 21 | - | - | 
| flexionless | 21 | - | - | 
| flexecutive | 26 | - | - | 
| fixednesses | 22 | - | - | 
| fixtureless | 21 | - | - | 
| fluxionists | 21 | - | - | 
| fluvoxamine | 26 | - | - | 
| fluxionally | 24 | - | - | 
| fluoxetines | 21 | - | - | 
| ferredoxins | 22 | - | - | 
| fraxinellas | 21 | - | - | 
| foxhuntings | 25 | - | - | 
| foxtrotting | 22 | - | - | 
| fucoxanthin | 26 | - | - | 
| convexities | 23 | - | - | 
| coxcombical | 28 | - | - | 
| coxcombries | 26 | - | - | 
| coxswaining | 24 | - | - | 
| moxibustion | 22 | - | - | 
| mixednesses | 21 | - | - | 
| mixologists | 21 | - | - | 
| mixotrophic | 27 | - | - | 
| monohydroxy | 30 | - | - | 
| naltrexones | 18 | - | - | 
| myxoviruses | 26 | - | - | 
| myxomatoses | 25 | - | - | 
| myxomycetes | 30 | the class of true slime molds; essentially equivalent to the division Myxomycota | - | 
| multiplexed | 23 | - | - | 
| multiplexer | 22 | a device that can interleave two or more activities | - | 
| multiplexes | 22 | - | - | 
| multiplexor | 22 | - | - | 
| nephrotoxic | 25 | toxic to the kidney | - | 
| neocortexes | 20 | - | - | 
| neurotoxins | 18 | - | - | 
| noxiousness | 18 | the quality of being noxious | - | 
| orthopraxes | 23 | - | - | 
| orthopraxis | 23 | - | - | 
| orthodoxies | 22 | - | - | 
| ototoxicity | 23 | - | - | 
| overextends | 22 | - | - | 
| overexposes | 23 | - | - | 
| overexcites | 23 | - | - | 
| overexerted | 22 | - | - | 
| overexpands | 24 | - | - | 
| overexplain | 23 | - | - |