15-letter words
There are 5,807 15-letter words in our dictionary. Fifteen letters is the exact width of a Scrabble board, so a fifteen-letter word is the longest play the game physically allows.
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The sample below is sorted alphabetically with each word's Scrabble score, and the highest-scoring 15-letter words are called out separately. To narrow the list to words you can build from your own tiles, use the solver at the top of the page.
Highest-scoring 15-letter words
| Word | Score | Length |
|---|---|---|
| quizzifications | 47 | 15 |
| methoxybenzenes | 41 | 15 |
| nebuchadnezzars | 41 | 15 |
| oxyphenbutazone | 41 | 15 |
| photoxylography | 39 | 15 |
| benzodiazepines | 38 | 15 |
| chromoxylograph | 38 | 15 |
| psychoanalyzing | 38 | 15 |
| quinquevalences | 38 | 15 |
| xylotypographic | 38 | 15 |
15-letter words (5,807)
Showing the first 300 of 5,807. Use the solver above to filter to your tiles, or take the whole set from the free JSON API.
abiogenetically23aboriginalities18absorbabilities21absorbefacients24absorptiometers21abstractionisms21abstractionists19acanthocephalan27acceptabilities23acceptingnesses22accessarinesses19accessibilities21accessorinesses19accidentalities20accidentologies21acclimatisation21acclimatization30accommodatingly28accommodational24accomplishments28accountableness21accountantships24acculturational19acetophenetidin23acetylsalicylic27achondroplasias23achondroplastic25achromaticities24achromatisation22achromatization31acidimetrically25acknowledgeable28acknowledgeably31acknowledgement28acknowledgments28acquirabilities28acquisitiveness29acrimoniousness19acroparesthesia22actinobiologies20actinochemistry27actinotherapies22adaptablenesses20additionalities17adenocarcinomas22adenohypophyses32adenohypophysis32adenoidectomies21adiathermancies23adjustabilities25administrations18admirablenesses20admissibilities20adrenalectomies20adsorbabilities20adventurousness19adversarinesses19advisablenesses21aerodynamically26aerodynamicists23aeroelasticians17aerohydroplanes24aerolithologies19aerosolisations15aerosolizations24affectabilities25affectivenesses26affordabilities24affranchisement28aftersensations18agglutinability22aggrandisements20aggrandizements29aggregatenesses18agranulocytoses21agranulocytosis21agreeablenesses18agribusinessman20agribusinessmen20agriculturalist18airworthinesses21alcoholisations20alcoholizations29alcoholometries22alexipharmakons33algorithmically26alkalinisations19alkalinizations28allegoricalness18allegorisations16allegorizations25allelomorphisms24allergenicities18allotetraploids18allotetraploidy21allotriomorphic24allowablenesses20alphabetisation22alphabetization31alternativeness18altitudinarians16aluminosilicate19aluminothermies22amaryllidaceous23ambassadorships25ambidexterities27ambiguousnesses20ambisexualities26ambitiousnesses19aminopeptidases22aminophenazones31ammonifications24amorphousnesses22amphidiploidies26amphitheatrical27anacoluthically25anacreontically22anaesthesiology22anaesthetically23anagrammatising21anagrammatizing30analogousnesses16analyzabilities29anamorphoscopes26anarchistically25ancylostomiases22ancylostomiasis22androgynophores25andromedotoxins26andromonoecious20andromonoecisms22anesthetization27anfractuosities20angustirostrate16animatronically22anisotropically22ankylostomiases24ankylostomiasis24annihilationism20anomalistically22anomalousnesses17anonymousnesses20answerabilities20antagonisations16antagonizations25antaphrodisiacs23antepenultimate19anthropobiology26anthropocentric24anthropogeneses21anthropogenesis21anthropogenetic23anthropolatries20anthropological23anthropologists21anthropometries22anthropometrist22anthropomorphic29anthropopathies25anthropopathism27anthropophagies26anthropophagite26anthropophagous26anthropophobias27anthropophobics29anthropophuisms27anthropopsychic32anthroposophies25anthroposophist25antiabortionist17antialcoholisms22antiallergenics18antiaphrodisiac23antiarrhythmics28anticapitalisms21anticapitalists19anticarcinogens20anticholesterol20anticholinergic23antichristianly23anticlericalism21anticlericalist19anticlimactical23anticoincidence22anticolonialism19anticolonialist17anticompetitive24anticonvulsants20anticonvulsives23anticorruptions19antidepressants18antidepressions18antiderivatives22antidevelopment23antieducational18antiegalitarian16antifashionable23antifederalists19antiferromagnet21antifilibusters20antiforeclosure20antihelminthics25antihistaminics22antiliberalisms19antilibertarian17antilogarithmic23antimanagements20antimaterialism19antimaterialist17antimetabolites19antimilitarisms19antimilitarists17antimonarchical24antimonarchists22antimonopolists19antinationalist15antinuclearists17antiobscenities19antiodontalgics19antiperistalses17antiperistalsis17antiperistaltic19antiperspirants19antiphlogistics23antiprogressive21antiquarianisms26antiradicalisms20antirationalism17antirationalist15antirationality18antirepublicans21antiretrovirals18antiromanticism21antisegregation17antisentimental17antiseparatists17antisepticising20antisepticizing29antisexualities22antishoplifting24antisocialities17antispeculation19antispeculative22antisubversions20antisubversives23antisyphilitics25antitheoretical20antithrombotics24antitraditional16antitranspirant17antitrinitarian15antituberculous19antivivisection23apheliotropisms24apocalyptically29apocalypticisms28apolipoproteins21apoliticalities19apophthegmatise28apophthegmatist28apophthegmatize37apothegmatising24apothegmatizing33appealabilities21appealingnesses20appendicularian22applicabilities23apprenticehoods25apprenticements23apprenticeships26approachability29appropinquating31appropinquation30appropinquities30appropriateness21arachnoiditises21arbitrarinesses17arboriculturist19archaebacterium26archaeobotanies22archaeobotanist22archaeometrists22archaeopteryxes32archaezoologies30archeoastronomy25archeobotanists22archeologically26archeomagnetism25archeozoologies30archeozoologist30archgenethliacs26archidiaconates23archiepiscopacy31archiepiscopate26architecturally25archpriesthoods26archpriestships27argumentatively24ariboflavinoses23ariboflavinosis23
Frequently asked questions
How many 15-letter words are there?
Our dictionary contains 5,807 words that are exactly 15 letters long.
What is the highest-scoring 15-letter word?
QUIZZIFICATIONS scores 47 points in Scrabble, making it one of the top 15-letter words for value before board bonuses.
Where are 15-letter words useful?
15-letter words come up constantly in Scrabble, Words With Friends, and crossword solving. Knowing the pool helps you spot plays faster.