There are 728 words with the prefix MONO in our word list of 382,657 words, and every one of them is on this page — grouped by length so you can scan fast, with a live filter when you need something narrower. The biggest group is the 11-letter words (140 of them); the spread is 1 of them 5 letters long, 6 of them 6 letters long, 18 of them 7 letters long, 70 of them 8 letters long, and more up to 15 letters. The longest entries are monobromacetone, monobromination and monochlamydeous. Word-game players keep lists like this open for a reason: Scrabble and Words With Friends reward the obscure corners of the dictionary, crossword solvers live on pattern matching, and Wordle players work by elimination.
The prefix MONO- means one or single (monologue, monotone, monopoly) — three examples from this page: monoacid, monoamid, monoamin.
The full list
5-letter words (1)
monos
6-letter words (6)
monoao monody monoid monont monose monosy
7-letter words (18)
monoazo monocle monocot monodic monodon monoecy monofil monolog monomer monomya mononch mononym monopod monoses monosis monoski monotic monozoa
8-letter words (70)
monoacid monoamid monoamin monobase monobath monobloc monobrow monocarp monocled monocles monocots monocrat monocule monocyte monodies monodist monodize monodont monodram monoecia monofilm monofils monofuel monogamy monogene monogeny monogerm monoglot monogony monogram monogyny monohull monokine monokini monoline monolith monologs monology monomail monomark monomers monomial monomict monomode mononyms mononymy monopode monopods monopody monopole monopoly monoptic monorail monorime monosemy monosies monoskis monosome monosomy monotint monotone monotony monotron monotype monoxide monoxime monoxyla monoxyle monozoan monozoic
9-letter words (112)
monoacids monoamide monoamine monoamino monobasic monocable monocarps monocerco monoceros monochlor monochord monocleid monocline monocoque monocotyl monocracy monocrats monocular monoculus monocycle monocycly monocytes monocytic monodelph monodical monodists monodonta monodrama monodrame monodromy monoecian monoecies monoecism monoeidic monoester monofuels monogamic monogamik monogamou monogenea monogenic monogramm monograms monograph monogynia monogynic monoicous monolater monolatry monolayer monoliths monologic monologue monomachy monomania monomeric monometer monomials monomyary mononchus mononymic monopathy monophagy monophase monophoic monophone monophony monophote monopitch monoplace monoplane monoplast monoploid monopodes monopodia monopodic monopolar monopoles monopsony monoptera monoptote monorails monorchid monorchis monorhina monorhine monorhyme monoscope monosemic monosomes monosomic monospace monosperm monospore monostele monostely monostich monostome monotints monotonal monotones monotonic monotreme monotropa monotropy monotypal monotypes monotypic monovular monoxides monoxylic monoxylon
10-letter words (134)
monoacetin monoacidic monoatomic monocarpal monocarpic monocerous monochasia monochloro monochroic monochrome monochromy monocleide monoclinal monoclinic monoclonal monocoelia monocoelic monocormic monocratic monocratis monocrotic monoculate monoculist monoculous monocyclic monocystic monocystis monocytoid monodactyl monodermic monodomous monodontal monodromic monoecious monoformin monogamian monogamies monogamist monogamous monogenean monogenesy monogenies monogenism monogenist monogenous monogramed monographs monography monogynies monogynist monogynous monohybrid monohydric monoketone monolithal monolithic monologian monologies monologist monologize monologues monomaniac monomanias monomerous monomethyl monometric monomorium monomyaria mononeural mononomial mononomian mononymize monoousian monopathic monophagia monophasia monophasic monophobia monophonic monophotal monoplanes monoplegia monoplegic monopodial monopodies monopodium monopodous monopolies monopolise monopolism monopolist monopolize monopoloid monopolous monoprotic monopteral monopteroi monopteron monopteros monoptical monoptotic monopttera monopylaea monopylean monorchism monorganic monorhinal monorhymed monosilane monosodium monospermy monospored monostable monostelic monostomum monothecal monotheism monotheist monothetic monotocous monotomous monotonies monotonist monotonize monotonous monotremal monotrocha monotropic monotypous monoureide monovalent monoxenous monoxylous monozygous
11-letter words (140)
monoacetate monoblastic monoblepsia monoblepsis monobromide monobutyrin monocalcium monocarbide monocardian monocarpian monocarpous monocentric monocentrid monocentris monocercous monochasial monochasium monochromat monochromes monochromic monochronic monoclinian monoclinism monoclinous monoclonius monocoelian monocondyla monocrotism monocularly monoculture monocyclica monodactyle monodactyly monodelphia monodelphic monodically monodynamic monoestrous monogamists monogastric monogeneity monogeneous monogenesis monogenetic monograming monogrammed monogrammic monographed monographer monographes monographic monograptid monograptus monogynious monohydrate monohydroxy monolatrist monolatrous monolingual monoliteral monolithism monolobular monolocular monological monologists monologized monologuist monomachist monomaniacs monomineral monomorphic monomyarian monongahela mononitrate mononitride mononuclear mononychous monoousious monoparesis monopetalae monophagism monophagous monophonies monophonous monophthong monophylety monophylite monophysite monoplacula monoplanist monoplasric monoplastic monopneumoa monopolaric monopolised monopoliser monopolists monopolized monopolizer monopolizes monoprionid monopteroid monopterous monopylaria monorailway monorhinous monoschemic monoservice monosilicic monosomatic monospermal monospermic monosporous monostelous monostichic monostomata monostomous monostrophe monostylous monosulfone monothalama monotheists monothelete monothelism monothelite monotonical monotremata monotremate monotremous monotrichic monotrochal monotrophic monotropies monotropsis monotypical monovalence monovalency monovariant monovoltine monozygotic
12-letter words (105)
monoammonium monobasicity monobromated monobromized monocarbonic monocellular monocentroid monochloride monochordist monochordize monochromasy monochromate monochromist monochromous monochronous monociliated monoclinally monocondylar monocondylic monocularity monocultural monocyanogen monocystidae monocystidea monodelphian monodelphous monodimetric monodramatic monodynamism monoeciously monofilament monogamistic monogamously monogenesist monogenetica monogenistic monoglycerid monogoneutic monogramming monographers monographing monographist monohydrated monohydrogen monolinguist monologizing monologuists monomaniacal monometalism monometalist monometallic monomethylic monometrical monomorphism monomorphous mononitrated monoparental monopersonal monopetalous monophyletic monophyllous monophyodont monophysitic monoplacular monopodially monopolarity monopolising monopolistic monopolizing monopsychism monopteridae monopyrenous monorailroad monorchidism monorhythmic monosepalous monosilicate monosiphonic monosomatous monospermous monostichous monostomidae monostrophic monosulfonic monosulphide monosulphone monosyllabic monosyllable monosymmetry monosynaptic monotessaron monothalaman monothalamic monotheistic monotheletic monothelious monothelitic monotocardia monotonicity monotonously monotrichate monotrichous monotriglyph monotrochian monotrochous
13-letter words (75)
monoaminergic monobacillary monocarbonate monocentridae monocephalous monochoanitic monochromatic monochromator monochromical monocondylian monocondylous monocotyledon monodactylate monodactylism monodactylous monodramatist monoenergetic monogenically monoglyceride monogonoporic monogrammatic monographical monograptidae monogynoecial monomastigate monomeniscous monometallism monometallist monomineralic monomolecular monomolybdate monomorphemic mononitration mononucleated mononucleoses mononucleosis monopectinate monophthalmic monophthalmus monophthongal monophyletism monophysitism monoplaculate monoplasmatic monopolitical monopolizable monopolylogue monopotassium monopsonistic monosexuality monosiphonous monospherical monospondylic monostomatous monostromatic monostrophics monosulphonic monosyllabism monosyllabize monosyllables monosyllogism monosymmetric monosynthetic monotelephone monotellurite monothalamian monothalamous monotheletian monotheletism monothelitism monotocardiac monotocardian monotonically monotrematous monotropaceae
14-letter words (40)
monoalphabetic monobranchiate monobrominated monocarboxylic monocarpellary monochlamydeae monochromatism monocotyledons monoeciousness monoethylamine monoflagellate monogamousness monoganglionic monogonoporous monolithically monomethylated mononucleotide mononymization monophonically monophthongize monophysitical monopneumonian monopneumonous monopolisation monopolization monopolylogist monoprionidian monoprogrammed monopropellant monosaccharide monosaccharose monosporangium monostomatidae monosyllabical monotelephonic monotheistical monotonousness monotriglyphic monotropaceous monotropically
15-letter words (27)
monobromacetone monobromination monochlamydeous monochloracetic monochlorinated monochromically monochronometer monoclinometric monocotyledones monocytopoiesis monogrammatical monographically monomethylamine monomolecularly mononaphthalene monoparesthesia monopersulfuric monophthongized monophyleticism monophyodontism monoprogramming monosexualities monosporiferous monosubstituted monosyllabicity monosymmetrical monosymptomatic
Frequently asked questions
How many words with the prefix MONO are there?
Our word list contains 728 words with the prefix MONO, out of 382,657 entries in total. They run from 5 to 15 letters, and the 11-letter group is the largest with 140 words.
What are the longest words with the prefix MONO?
The longest are monobromacetone (15 letters), monobromination (15 letters) and monochlamydeous (15 letters).
Which words with the prefix MONO score highest in Scrabble?
By raw letter values, the top scorers on this page are monophthongized (36 points), monophthongize (34 points) and monocarboxylic (32 points) — before any letter or word multipliers. One honest caveat: this list is a broad English word list, so a few rare or technical entries appear that official game dictionaries (and Wordle’s answer list) do not accept. Always check a play against the dictionary your game uses.
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