12-letter words ending in L
There are 702 12-letter words ending in L, and 661 of them close on -al.
L
702 wordsTop pick PROFESSIONALHighest score QUAQUAVERSAL 33
41 of 702 are everyday words (6%). Mostly rare words: great for Scrabble, tough for daily puzzles.
S ends the most 12-letter words (9,681); U ends the fewest (1). L ranks #8 of 26. The bar under each letter shows the size of its list.
Common words
- PROFESSIONAL17
- PRESIDENTIAL15
- AGRICULTURAL15
- INTELLECTUAL14
- EXPERIMENTAL23
- CONVENTIONAL17
- MATHEMATICAL21
- INSTRUMENTAL14
- RECREATIONAL14
- CONFIDENTIAL18
- SUPERNATURAL14
- GEOGRAPHICAL21
- GOVERNMENTAL18
- DIFFERENTIAL19
- UNSUCCESSFUL19
- OCCUPATIONAL18
- TRANSITIONAL12
- HYPOTHETICAL25
- PROPORTIONAL16
- NEUROLOGICAL15
- ASTRONOMICAL16
- SUPPLEMENTAL18
- MOTIVATIONAL17
- CORRECTIONAL16
- HETEROSEXUAL22
- BIOGRAPHICAL22
- LONGITUDINAL14
- PATHOLOGICAL20
- HYPOCRITICAL24
- GENERATIONAL13
- DEPARTMENTAL17
- HIERARCHICAL22
- SOCIOLOGICAL17
- ALPHABETICAL21
- METAPHYSICAL24
- PREFERENTIAL17
- INVITATIONAL15
- GEOPOLITICAL17
- POSTDOCTORAL17
- METAPHORICAL21
- MULTILATERAL14
All valid words 702
- ABERRATIONAL14
- ACCUSATORIAL16
- ACROAMATICAL18
- ACUPUNCTURAL18
- ADAPTATIONAL15
- ADJUSTMENTAL22
- ADVENTUREFUL19
- AERONAUTICAL14
- AEROSTATICAL14
- AETIOLOGICAL15
- AGRAMMATICAL19
- AGRICHEMICAL22
- AGRICULTURAL15
- AGROCHEMICAL22
- ALLOTROPICAL16
- ALPHABETICAL21
- ALPHAMERICAL21
- ALTIMETRICAL16
- AMIANTHOIDAL18
- AMYGDALOIDAL20
- ANACHRONICAL19
- ANAGLYPHICAL23
- ANAGLYPTICAL20
- ANAPAESTICAL16
- ANAPTYCTICAL21
- ANCHORETICAL19
- ANCHORITICAL19
- ANGIOSPERMAL17
- ANNEXATIONAL19
- ANTEDILUVIAL16
- ANTEPRANDIAL15
- ANTHOLOGICAL18
- ANTHROPOIDAL18
- ANTICLERICAL16
- ANTICOLONIAL14
- ANTICULTURAL14
- ANTIMALARIAL14
- ANTINATIONAL12
- ANTIPARALLEL14
- ANTIPHONICAL19
- ANTIRATIONAL12
- ANTITHETICAL17
- APFELSTRUDEL18
- APODEICTICAL19
- APOLOGETICAL17
- APOPLECTICAL20
- APPARITIONAL16
- APPOSITIONAL16
- AQUACEUTICAL25
- AQUACULTURAL23
- AQUICULTURAL23
- ARCHESPORIAL19
- ARCHETYPICAL24
- ARITHMETICAL19
- ASPIRATIONAL14
- ASTROLOGICAL15
- ASTRONOMICAL16
- ASYMMETRICAL21
- ASYMPTOTICAL21
- ATHEOLOGICAL18
- ATHEORETICAL17
- AUDIOLOGICAL16
- AUTOCHTHONAL20
- AUTOCRATICAL16
- BACTERICIDAL19
- BAROMETRICAL18
- BARRISTERIAL14
- BATTOLOGICAL17
- BIBLIOTHECAL21
- BICENTENNIAL16
- BICOLLATERAL16
- BIFUNCTIONAL19
- BIMILLENNIAL16
- BIODYNAMICAL22
- BIOGENETICAL17
- BIOGRAPHICAL22
- BIOIDENTICAL17
- BIOTECHNICAL21
- BRACHYCEPHAL29
- BRACHYDACTYL28
- CABALISTICAL18
- CACOPHONICAL23
- CALCIPOTRIOL18
- CANCELLARIAL16
- CARPOLOGICAL19
- CARTOLOGICAL17
- CATAPHYSICAL24
- CATECHETICAL21
- CATECHUMENAL21
- CENTROCLINAL16
- CHARACTERFUL22
- CHLORAMBUCIL23
- CHLOROPHENOL22
- CHOROLOGICAL20
- CIRCUMBOREAL20
- CLIOMETRICAL18
- COENOBITICAL18
- COINCIDENTAL17
- COMMENTARIAL18
- COMMISSARIAL18
- COMMISSIONAL18
- COMPLEMENTAL20
- COMPLEXIONAL25
- COMPLIMENTAL20
- COMPONENTIAL18
- CONCENTRICAL18
- CONCEPTIONAL18
- CONCESSIONAL16
- CONDUCTIONAL17
- CONDUCTORIAL17
- CONFERENTIAL17
- CONFESSIONAL17
- CONFIDENTIAL18
- CONFRATERNAL17
- CONGENERICAL17
- CONJUNCTIVAL26
- CONJUNCTURAL23
- CONNECTIONAL16
- CONSISTORIAL14
- CONTORTIONAL14
- CONTRACTURAL16
- CONTRAPUNTAL16
- CONTRASEXUAL21
- CONTUBERNYAL19
- CONVECTIONAL19
- CONVENTIONAL17
- CONVERSIONAL17
- CONVICTIONAL19
- CONVULSIONAL17
- CORRECTIONAL16
- COSMOGONICAL19
- COSMOLOGICAL19
- COTANGENTIAL15
- COUNTERSPELL16
- CRANIOFACIAL19
- CRANIOSACRAL16
- CRYOSURGICAL20
- CRYPTOCOCCAL25
- CURVIROSTRAL17
- CYBERNETICAL21
- CYTOCHEMICAL26
- CYTOSKELETAL21
- DECLENSIONAL15
- DEDICATIONAL16
- DEDICATORIAL16
- DEFINITIONAL16
- DEFLECTIONAL18
- DEMOCRATICAL19
- DENTILINGUAL14
- DENTIROSTRAL13
- DEPARTMENTAL17
- DEPOSITIONAL15
- DERIVATIONAL16
- DESCENSIONAL15
- DIAGNOSTICAL16
- DIAPOPHYSIAL23
- DIARTHRODIAL17
- DIFFERENTIAL19
- DIFUNCTIONAL18
- DIGRESSIONAL14
- DILATATIONAL13
- DIPLOMATICAL19
- DISCRETIONAL15
- DISCUSSIONAL15
- DISREGARDFUL18
- DISTORTIONAL13
- DITHEISTICAL18
- DITHELETICAL18
- DIVINATORIAL16
- DODECAHEDRAL20
- DONATISTICAL15
- DORSIVENTRAL16
- DORSOLATERAL13
- DORSOVENTRAL16
- DUNNIEWASSAL16
- DUODECENNIAL16
- ECHINODERMAL20
- EMBLEMATICAL20
- EMIGRATIONAL15
- ENARTHRODIAL16
- ENDOCHONDRAL19
- ENDOSKELETAL17
- ENDOTRACHEAL18
- ENHARMONICAL19
- ENTEROCOCCAL18
- ENTEROSTOMAL14
- ENTOPLASTRAL14
- EPEXEGETICAL24
- EPICYCLOIDAL22
- EPIDEICTICAL19
- EPIGRAPHICAL22
- EROTOLOGICAL15
- ETHNOLOGICAL18
- ETHNOMEDICAL20
- ETONOGESTREL13
- ETYMOLOGICAL20
- EULOGISTICAL15
- EUPHUISTICAL19
- EURHYTHMICAL25
- EUROTERMINAL14
- EXCAVATIONAL24
- EXORCISTICAL23
- EXOSPHERICAL26
- EXPEDIENTIAL22
- EXPERIENTIAL21
- EXPERIMENTAL23
- EXPOSITIONAL21
- EXPRESSIONAL21
- EXTRACRANIAL21
- EXTRALIMITAL21
- EXTRALOGICAL22
- EXTRAMARITAL21
- EXTRAMUSICAL23
- EXTRATEXTUAL26
- FISSILINGUAL16
- FISSIROSTRAL15
- FLUOROURACIL17
- FORESIGHTFUL22
- FORESTAYSAIL18
- FOUNDATIONAL16
- GASOMETRICAL17
- GEANTICLINAL15
- GEMMOLOGICAL20
- GENEALOGICAL16
- GENERATIONAL13
- GENETHLIACAL18
- GEOBOTANICAL17
- GEOCENTRICAL17
- GEODYNAMICAL21
- GEOGNOSTICAL16
- GEOGRAPHICAL21
- GEOPOLITICAL17
- GEOSYNCLINAL18
- GEOTECHNICAL20
- GLADIATORIAL14
- GLOCKENSPIEL21
- GOVERNMENTAL18
- GRALLATORIAL13
- HABITATIONAL17
- HAEMATOCRYAL22
- HAGIOLOGICAL19
- HEMORRHOIDAL21
- HENDECAGONAL19
- HEPTARCHICAL24
- HEROICOMICAL21
- HETEROCERCAL19
- HETERODACTYL21
- HETEROSEXUAL22
- HETEROSOCIAL17
- HEXAMETRICAL26
- HEXOBARBITAL26
- HIERARCHICAL22
- HIEROLOGICAL18
- HISTOLOGICAL18
- HISTRIONICAL17
- HOMEOTHERMAL22
- HOMEOTYPICAL24
- HOROMETRICAL19
- HYDROLOGICAL22
- HYDROTHERMAL24
- HYMNOLOGICAL23
- HYPERAROUSAL20
- HYPERBOLICAL24
- HYPERDULICAL23
- HYPERSENSUAL20
- HYPERSPATIAL22
- HYPERTEXTUAL27
- HYPERTHERMAL25
- HYPERTYPICAL27
- HYPNOLOGICAL23
- HYPOCRITICAL24
- HYPOSTATICAL22
- HYPOTHETICAL25
- ICHNOLOGICAL20
- ICONOLOGICAL17
- IMBIBITIONAL18
- IMMETHODICAL22
- IMPEDIMENTAL19
- IMPERATORIAL16
- IMPRESSIONAL16
- INARTIFICIAL17
- INCUBATIONAL16
- INDICATIONAL15
- INFANTICIDAL18
- INFLECTIONAL17
- INFRAORBITAL17
- INHALATIONAL15
- INHARMONICAL19
- INNOVATIONAL15
- INSECTICIDAL17
- INSPECTIONAL16
- INSPECTORIAL16
- INSTRUMENTAL14
- INTEGUMENTAL15
- INTELLECTUAL14
- INTERCHANNEL17
- INTERCOASTAL14
- INTERDIGITAL14
- INTERFEMORAL17
- INTERFLUVIAL18
- INTERFRONTAL15
- INTERGLACIAL15
- INTERLINGUAL13
- INTERNUNCIAL14
- INTERORBITAL14
- INTERPLEURAL14
- INTERPLUVIAL17
- INTERSPATIAL14
- INTERSPERSAL14
- INTERSTADIAL13
- INTERSTITIAL12
- INTERTEXTUAL19
- INTONATIONAL12
- INTRACARDIAL15
- INTRACOASTAL14
- INTRACRANIAL14
- INVITATIONAL15
- INVOCATIONAL17
- INVOLUTIONAL15
- IODOMETRICAL17
- IRRECIPROCAL18
- IRRIGATIONAL13
- IRROTATIONAL12
- ISOBILATERAL14
- ISOCHEIMENAL19
- JUDICATORIAL22
- KARYOLOGICAL22
- KARYOTYPICAL26
- KILOMETRICAL20
- LEUCORRHOEAL17
- LEVITATIONAL15
- LIBERTICIDAL17
- LIGULIFLORAL16
- LIMITATIONAL14
- LIMNOLOGICAL17
- LINGUISTICAL15
- LITHOLOGICAL18
- LITHOTOMICAL19
- LONGIROSTRAL13
- LONGITUDINAL14
- LOXODROMICAL24
- MAMMALOGICAL21
- MANAGEMENTAL17
- MANGELWURZEL27
- MANOMETRICAL18
- MANUFACTURAL19
- MARCASITICAL18
- MATHEMATICAL21
- MATURATIONAL14
- MEDICAMENTAL19
- MEDITATIONAL15
- MEREOLOGICAL17
- METALEPTICAL18
- METAPHORICAL21
- METAPHYSICAL24
- METATHETICAL19
- METEMPIRICAL20
- METEORITICAL16
- METHYLPHENOL25
- METROLOGICAL17
- METRONOMICAL18
- MICROBICIDAL21
- MICROCRYSTAL21
- MICROLOGICAL19
- MICROTOMICAL20
- MISAPPRAISAL18
- MISCHANCEFUL24
- MOBOCRATICAL20
- MODERATORIAL15
- MOLLUSCOIDAL17
- MONOCULTURAL16
- MONOMANIACAL18
- MONOMETRICAL18
- MONSIGNORIAL15
- MOTIVATIONAL17
- MOTONEURONAL14
- MULTICENTRAL16
- MULTICHANNEL19
- MULTICIPITAL18
- MULTILATERAL14
- MULTILINGUAL15
- MULTINOMINAL16
- MUSEOLOGICAL17
- MYOGRAPHICAL25
- MYSTAGOGICAL21
- MYTHOLOGICAL23
- NANOMATERIAL14
- NASOLACRYMAL19
- NAVIGATIONAL16
- NECROLOGICAL17
- NEOCLASSICAL16
- NEPHOLOGICAL20
- NEUROHUMORAL17
- NEUROLOGICAL15
- NEUROTYPICAL19
- NOMOTHETICAL19
- NONBACTERIAL16
- NONCANONICAL16
- NONCLASSICAL16
- NONCOMMITTAL18
- NONCUSTODIAL15
- NONEDITORIAL13
- NONEMOTIONAL14
- NONEMPIRICAL18
- NONESSENTIAL12
- NONFICTIONAL17
- NONFINANCIAL17
- NONIDENTICAL15
- NONMERCURIAL16
- NONMICROBIAL18
- NONMUNICIPAL18
- NONNUMERICAL16
- NONPOLITICAL16
- NONPRACTICAL18
- NONSPHERICAL19
- NONSTEROIDAL13
- NONTECHNICAL19
- NONUNIVERSAL15
- NOSTOLOGICAL15
- NYCHTHEMERAL25
- OBLIGATIONAL15
- OCCUPATIONAL18
- ODONTOPHORAL18
- OLIGARCHICAL20
- OPHIOLOGICAL20
- OPPOSITIONAL16
- OPTIMISTICAL18
- OPTOMETRICAL18
- OROGRAPHICAL20
- ORTHOPEDICAL20
- OSTEOLOGICAL15
- OVERCRITICAL19
- PAEDOLOGICAL18
- PALAESTRICAL16
- PANTOMIMICAL20
- PARABOLOIDAL17
- PARADISAICAL17
- PARADISIACAL17
- PARAENETICAL16
- PARAMETRICAL18
- PARATACTICAL18
- PAROCCIPITAL20
- PATAPHYSICAL24
- PATHOLOGICAL20
- PATROLOGICAL17
- PENTARCHICAL21
- PENTATEUCHAL19
- PERCEPTIONAL18
- PERCUSSIONAL16
- PERICHAETIAL19
- PERICHONDRAL20
- PERIMETRICAL18
- PERIPHERICAL21
- PERORATIONAL14
- PERSPECTIVAL21
- PESTILENTIAL14
- PESTOLOGICAL17
- PETROLOGICAL17
- PHAGOCYTICAL25
- PHANTASMICAL21
- PHELLODERMAL20
- PHENOLOGICAL20
- PHENOTYPICAL24
- PHENYLMETHYL28
- PHILOLOGICAL20
- PHLEGMATICAL22
- PHONOLOGICAL20
- PHONOTYPICAL24
- PHOSPHATIDYL26
- PHOTOTHERMAL22
- PHYCOLOGICAL25
- PHYSIATRICAL22
- PHYTOLOGICAL23
- PLANETESIMAL16
- PLATITUDINAL15
- PLEONASTICAL16
- PLURILITERAL14
- PNEUMOCOCCAL22
- POPULATIONAL16
- PORISMATICAL18
- POSSESSIONAL14
- POSTBIBLICAL20
- POSTCOLONIAL16
- POSTDILUVIAL18
- POSTDOCTORAL17
- POSTHOSPITAL19
- POSTIMPERIAL18
- POSTMEDIEVAL20
- POSTNEONATAL14
- POSTPRANDIAL17
- POSTPUBERTAL18
- POSTSURGICAL17
- POSTVACCINAL21
- PRECAUTIONAL16
- PRECEDENTIAL17
- PRECENTORIAL16
- PRECEPTORIAL18
- PRECESSIONAL16
- PRECLASSICAL18
- PREFECTORIAL19
- PREFERENTIAL17
- PREHENSORIAL17
- PREINAUGURAL15
- PREMENSTRUAL16
- PREREHEARSAL17
- PRESBYTERIAL19
- PRESIDENTIAL15
- PRIMOGENITAL17
- PRISMATOIDAL17
- PROCATHEDRAL20
- PROCESSIONAL16
- PRODUCTIONAL17
- PROFESSIONAL17
- PROFESSORIAL17
- PROJECTIONAL23
- PROLEGOMENAL17
- PROPORTIONAL16
- PROSECTORIAL16
- PROSENCHYMAL24
- PROSOPOPEIAL18
- PROTECTORIAL16
- PROTONEMATAL16
- PROTOPLASMAL18
- PROTOTYPICAL21
- PROTREPTICAL18
- PROVIDENTIAL18
- PSEUDOPODIAL18
- PSYCHOSEXUAL29
- PSYCHOSOCIAL24
- PUGILISTICAL17
- PUMPERNICKEL24
- PYRITOHEDRAL21
- PYROCATECHOL24
- PYROCHEMICAL26
- PYROMANIACAL21
- PYROMETRICAL21
- QUADRIENNIAL22
- QUADRINOMIAL24
- QUAQUAVERSAL33
- QUARTERFINAL24
- QUASICRYSTAL26
- QUINQUENNIAL30
- RADIOLOGICAL16
- RECREATIONAL14
- RECTIROSTRAL14
- REDEMPTIONAL17
- REFLECTIONAL17
- REPETITIONAL14
- REPUTATIONAL14
- RESPONSORIAL14
- RETINOTECTAL14
- REVELATIONAL15
- REVOLUTIONAL15
- RHEOMETRICAL19
- RHEUMATISMAL19
- RHINOCERICAL19
- RHINOLOGICAL18
- RHINORRHOEAL18
- RHOMBOHEDRAL23
- RHOPALOCERAL19
- SACCHAROIDAL20
- SALUTATIONAL12
- SCATOLOGICAL17
- SCHISMATICAL21
- SCHISTOSOMAL19
- SCHOLASTICAL19
- SCIENTIFICAL19
- SECOBARBITAL18
- SEMAPHORICAL21
- SEMIARBOREAL16
- SEMICOLONIAL16
- SEMIMYSTICAL21
- SEMIOFFICIAL22
- SEMIOLOGICAL17
- SEMITROPICAL18
- SEPTILATERAL14
- SERICULTURAL14
- SERIOCOMICAL18
- SERVOCONTROL17
- SINISTRORSAL12
- SOCIOLOGICAL17
- SOLECISTICAL16
- SOPHOMORICAL21
- SPECIATIONAL16
- SPECTATORIAL16
- SPERMATHECAL21
- SPERMATOZOAL25
- SPHINCTERIAL19
- SPRACHGEFUHL26
- SQUIREARCHAL26
- STENOTHERMAL17
- STERNOCOSTAL14
- STIGMASTEROL15
- STILBOESTROL14
- STRABISMICAL18
- STUDDINGSAIL15
- SUBABDOMINAL19
- SUBCELESTIAL16
- SUBEDITORIAL15
- SUBEPIDERMAL19
- SUBFACTORIAL19
- SUBOCCIPITAL20
- SUBPRINCIPAL20
- SUBSTANTIVAL17
- SUBVERTEBRAL19
- SUCCESSIONAL16
- SUPERFRONTAL17
- SUPERGLACIAL17
- SUPERHELICAL19
- SUPERHUMERAL19
- SUPERLUMINAL16
- SUPERNATURAL14
- SUPERORDINAL15
- SUPERSENSUAL14
- SUPERSPECIAL18
- SUPPLEMENTAL18
- SUPRACRUSTAL16
- SUPRAGLOTTAL15
- SUPRALIMINAL16
- SUPRAORBITAL16
- SUSPENSORIAL14
- SYMBOLOGICAL22
- SYNAPTOSOMAL19
- SYNCHRONICAL22
- SYSTEMATICAL19
- TALISMANICAL16
- TAPHONOMICAL21
- TAUTOLOGICAL15
- TEASPOONSFUL17
- TELEMETRICAL16
- TELEOLOGICAL15
- TELESCOPICAL18
- TELESMATICAL16
- TELEVISIONAL15
- TENUIROSTRAL12
- TETRACHORDAL18
- TETRARCHICAL19
- TETRASTICHAL17
- THEOCRATICAL19
- THEOSOPHICAL22
- THIODIGLYCOL22
- TIMOCRATICAL18
- TRAGICOMICAL19
- TRANSCRANIAL14
- TRANSITIONAL12
- TRANSNATURAL12
- TRANSVAGINAL16
- TRIBOLOGICAL17
- TRICHOGYNIAL21
- TRIGLYPHICAL23
- TRIPHTHONGAL21
- TROCHANTERAL17
- TROPOLOGICAL17
- TRYPANOCIDAL20
- TRYPANOSOMAL19
- TUBULIFLORAL17
- TYRANNICIDAL18
- ULTRACAREFUL17
- ULTRALIBERAL14
- ULTRARADICAL15
- ULTRASENSUAL12
- UNANALYTICAL17
- UNARTIFICIAL17
- UNBENEFICIAL19
- UNCOMMERCIAL20
- UNDELIGHTFUL20
- UNECOLOGICAL17
- UNECONOMICAL18
- UNHISTORICAL17
- UNHYSTERICAL20
- UNMECHANICAL21
- UNMETHODICAL20
- UNORNAMENTAL14
- UNPRELATICAL16
- UNPROCEDURAL17
- UNREMORSEFUL17
- UNREVENGEFUL19
- UNRHETORICAL17
- UNRHYTHMICAL25
- UNROMANTICAL16
- UNSCRIPTURAL16
- UNSUCCESSFUL19
- UNTHOUGHTFUL22
- UNWORSHIPFUL23
- URINOGENITAL13
- VEGETATIONAL16
- VENERATIONAL15
- VENTRILOQUAL24
- VENTROMEDIAL18
- VINICULTURAL17
- VISITATIONAL15
- VISITATORIAL15
- VISUOSPATIAL17
- VITICULTURAL17
- VOCICULTURAL19
- VOLITATIONAL15
- VOLUMETRICAL19
- VULVOVAGINAL22
- WHIPPOORWILL25
- WINEGLASSFUL19
- ZOOGRAPHICAL29
- ZOOTECHNICAL28
5th letter
7th letter
8th letter
9th letter
10th letter
11th letter
Highest-scoring words
| Word | Scrabble | Words With Friends | Dictionaries |
|---|---|---|---|
| QUAQUAVERSAL | 33 | 37 | Collins only |
| QUINQUENNIAL | 30 | 36 | All three |
| PSYCHOSEXUAL | 29 | 31 | All three |
| BRACHYCEPHAL | 29 | 31 | Collins only |
| ZOOGRAPHICAL | 29 | 32 | Collins only |
| ZOOTECHNICAL | 28 | 31 | All three |
| BRACHYDACTYL | 28 | 29 | Collins only |
| PHENYLMETHYL | 28 | 29 | Collins only |
| HYPERTEXTUAL | 27 | 28 | NWL only |
| HYPERTYPICAL | 27 | 28 | All three |
| MANGELWURZEL | 27 | 33 | Collins only |
| CONJUNCTIVAL | 26 | 35 | All three |
A twelve-letter word that ends in L is almost always an adjective. 661 of the 702 entries finish on -al, and a further 255 build that into -ical, so presidential, mathematical and geographical set the tone. P opens 104 of the words and 41 count as common.
Almost every entry is an -al adjective
661 of the 702 words end in -al, which leaves only 41 that end some other way. 255 of them stretch that ending to -ical, covering mathematical and geographical alongside the shorter forms such as departmental.
P starts 104 of the words and S starts 65, with A close at 64 and C at 62. Presidential, proportional and professional all begin with P, so a P-first guess pays off more often here than any other letter.
What the last three letters reveal
- 661 of the 702 words end in -al, so the final pair is nearly predictable.
- 255 take the longer -ical ending, as in mathematical and geographical.
- Only 14 end in -ful, the unhappy branch, where unsuccessful is the familiar one.
- A doubled L is rare; just 2 words end in -ll.
- 41 entries count as common, led by professional and presidential.
- 495 of the 702 carry a definition, so about one in three needs checking before use.
Scores favour the Q and the X
The top of the list belongs to Q. quaquaversal scores 33 with two Qs and a V, quinquennial follows at 30, and psychosexual, brachycephal and zoographical all reach 29.
The average word scores 18.2, so even a plain spelling clears a short filler. Most leaders carry at least one expensive tile, which is why a familiar -al word and a big play rarely coincide.
The dictionary gap on this list
Note
Collins carries 683 of the 702 entries and NWL2023 only 396, so 287 words are Collins-only; ENABLE allows 360. The 41 common adjectives are the safe crossover set in either dictionary.
Questions people ask
How many 12-letter words end in L?
There are 702. Collins lists 683 of them, NWL2023 lists 396 and ENABLE lists 360, so the ending is much better supported in Collins. Only 41 count as common everyday adjectives.
Why do so many 12-letter L words end in -al?
Because -al is the standard adjective suffix in English. 661 of the 702 words end that way, and 255 of those extend it to -ical, as in mathematical and geographical.
What is the highest-scoring 12-letter word ending in L?
quaquaversal scores 33 points, the best on the list, on the strength of two Qs and a V. quinquennial follows at 30, then psychosexual, brachycephal and zoographical at 29 each.
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