There are 453 twelve-letter words containing A, B, 2E and I, https://www.bestwordlist.com/c/a/5/12letterwordswithabeei.htm ABBREVIATURE ABECEDARIANS ABHORRENCIES ABORTIVENESS ABRASIVENESS ABRIDGEMENTS ABSENTEEISMS ABSENTMINDED ABSORBENCIES ABSTINENCIES ACCREDITABLE ACCUMBENCIES ADVERBIALISE ADVERBIALIZE AEROEMBOLISM AGREEABILITY ALPHABETISED ALPHABETISER ALPHABETISES ALPHABETIZED ALPHABETIZER ALPHABETIZES AMBIVALENCES AMICABLENESS AMINOBUTENES AMPHISBAENAE ANAEROBIOSES ANGLEBERRIES ANNABERGITES ANTIFEBRILES ANTIMETABOLE ARBITREMENTS ARQUEBUSIERS BACKSPEERING BACTERAEMIAS BACTERICIDES BACTERIOCIDE BADDELEYITES BAKSHEESHING BALLADEERING BALLSINESSES BALNEOLOGIES BANDEIRANTES BANDERILLERO BAPTISTERIES BARAESTHESIA BARESTHESIAS BARQUENTINES BARYOGENESIS BASTNAESITES BATHOMETRIES BATHYMETRIES BATTLEFIELDS BATTLEPIECES BAULKINESSES BEAUJOLAISES BEAUTIFULLER BEETLEBRAINS BEGGARLINESS BELEAGUERING BENEFACTIONS BENEFICIALLY BENEFICIATED BENEFICIATES BENIGNANCIES BEPLASTERING BERTILLONAGE BESCATTERING BESPATTERING BESTIALITIES BETWEENBRAIN BIBLIOTHECAE BICENTENNIAL BIDDABLENESS BIFLAGELLATE BIGHEARTEDLY BIOFEEDBACKS BIOGENETICAL BIOSATELLITE BIPEDALITIES BLACKBERRIED BLACKBERRIES BLATHERSKITE BLEACHERITES BLEARINESSES BLETHERATION BOILERMAKERS BOILERPLATED BOILERPLATES BOKMAKIERIES BOULEVARDIER BRAAIVLEISES BRAININESSES BRAINTEASERS BRASHINESSES BRASSINESSES BRATTINESSES BRAWNINESSES BREADBERRIES BREADWINNERS BREVIPENNATE BRIDEMAIDENS BRIDEWEALTHS BUCCANEERING BUCCANEERISH CABINETMAKER CANTERBURIES CARRIAGEABLE CELEBRATIONS CELEBREALITY CEREBRALISMS CEREBRALISTS CEREBRATIONS CEREBROTONIA CHINABERRIES COMMISERABLE CONSIDERABLE CORALBERRIES CRABBINESSES CRACKBERRIES CRAKEBERRIES CYBERNETICAL DEATTRIBUTED DEATTRIBUTES DEBAUCHERIES DEBILITATIVE DEBONAIRNESS DECARBONISED DECARBONISER DECARBONISES DECARBONIZED DECARBONIZER DECARBONIZES DECARBURISED DECARBURISES DECARBURIZED DECARBURIZES DECIPHERABLE DEFIBRILLATE DEFIBRINATED DEFIBRINATES DELIBERATELY DELIBERATING DELIBERATION DELIBERATIVE DELIBERATORS DELIVERABLES DESTABILISED DESTABILISER DESTABILISES DESTABILIZED DESTABILIZER DESTABILIZES DETERMINABLE DETERMINABLY DETRIBALISED DETRIBALISES DETRIBALIZED DETRIBALIZES DEVERBATIVES DIABETOGENIC DIAGNOSEABLE DISABLEMENTS DISAGREEABLE DISAGREEABLY DISASSEMBLED DISASSEMBLER DISASSEMBLES DISCOVERABLE DISEMBRANGLE DISPLACEABLE DISREPUTABLE DISSEMBLANCE DOMESTICABLE DRABBINESSES DYEABILITIES ECCALEOBIONS ELECTABILITY EMBLAZONRIES EMBLEMATICAL EMBLEMATISED EMBLEMATISES EMBLEMATISTS EMBLEMATIZED EMBLEMATIZES EMETOPHOBIAS EMULSIFIABLE ENTEROBIASES ENTEROBIASIS ENVIABLENESS EPHEBOPHILIA EQUABILITIES EQUIBALANCED EQUIBALANCES EQUILIBRATED EQUILIBRATES EQUIPROBABLE ESTABLISHERS EXACERBATING EXACERBATION EXORBITANCES EXPROBRATIVE EXPROPRIABLE EXTERMINABLE EXTRADITABLE EXUBERANCIES FALLIBLENESS FEASIBLENESS FEATHERBRAIN FEBRIFACIENT FERTILISABLE FERTILIZABLE FIBERGLASSED FIBERGLASSES FIBREGLASSED FIBREGLASSES FINEABLENESS FLABBINESSES GABERLUNZIES GINGERBREADS GINGERBREADY GLOBIGERINAE GREENBACKISM GRIDDLEBREAD HARQUEBUSIER HEATHBERRIES HEBEPHRENIAC HEBEPHRENIAS IDENTIFIABLE ILLIBERALISE ILLIBERALIZE IMITABLENESS IMMEASURABLE IMMENSURABLE IMPENETRABLE IMPENETRABLY IMPERFORABLE IMPERISHABLE IMPIERCEABLE IMPONDERABLE INABSTINENCE INACCESSIBLE INAPPEASABLE INAPPELLABLE INDECLINABLE INDEFEASIBLE INDEFEASIBLY INDEFINABLES INDETECTABLE INEFFACEABLE INEFFACEABLY INELABORATED INELABORATES INERADICABLE INEXECUTABLE INEXPANSIBLE INEXPLICABLE INEXPUGNABLE INEXTIRPABLE INEXTRICABLE INOBSERVABLE INOBSERVANCE INSEPARABLES INSUFFERABLE INTERMINABLE INTERPOLABLE INTERPOSABLE INTERROGABLE INVERTEBRATE INVESTIGABLE INVIABLENESS INVULNERABLE IRREALISABLE IRREALIZABLE IRREBUTTABLE IRREDEEMABLE IRREDEEMABLY IRREFORMABLE IRREFRAGABLE IRRELIEVABLE IRREMEDIABLE IRREMEDIABLY IRREPAIRABLE IRREPEALABLE IRREPEALABLY IRREPROVABLE IRRESISTABLE IRRESOLVABLE IRRESPIRABLE JAILBREAKERS JETTISONABLE KNEEBOARDING LANGBEINITES LIABLENESSES LIBERALISERS LIBERALITIES LIBERALIZERS LIBERTINAGES LIKEABLENESS LIVEABLENESS LOGANBERRIES MAGNETISABLE MAGNETIZABLE MANIFESTABLE MANIFESTIBLE MARRIAGEABLE MARSHBERRIES MECHANISABLE MECHANIZABLE MISASSEMBLED MISASSEMBLES NANNYBERRIES OBEDIENTIARY OBJECTIVATED OBJECTIVATES OBLITERATIVE OBSERVANCIES OLALLIEBERRY PARABLEPSIES PASSIBLENESS PERMEABILITY PERTURBATIVE PICKELHAUBES PITIABLENESS PLEBEIANISED PLEBEIANISES PLEBEIANISMS PLEBEIANIZED PLEBEIANIZES PREBENDARIES PRECIPITABLE PREDIABETICS PREESTABLISH PREFABRICATE PRESBYTERIAL PRESBYTERIAN PROBLEMATIZE PROPHESIABLE PULVERISABLE PULVERIZABLE QUESTIONABLE RADIOLABELED RATBAGGERIES REASSEMBLIES REASSEMBLING REATTRIBUTED REATTRIBUTES RECALIBRATED RECALIBRATES RECOGNISABLE RECOGNIZABLE RECONCILABLE REGISTERABLE REHABILITATE REIMBURSABLE RELIABLENESS RELUBRICATED RELUBRICATES RENEGOTIABLE RENEWABILITY REPLEVISABLE RESTABILISED RESTABILISES RESTABILIZED RESTABILIZES RESTRAINABLE RESUSCITABLE RIBONUCLEASE ROWANBERRIES RUBEFACIENTS SABERMETRICS SCABBINESSES SCALDBERRIES SCRIEVEBOARD SEDIMENTABLE SEMIARBOREAL SEMIBASEMENT SEVERABILITY SEWABILITIES SHABBINESSES SINGABLENESS SIZEABLENESS SLABBINESSES SOCIABLENESS SORBEFACIENT SPEEDBALLING SPEEDBOATING STERILISABLE STERILIZABLE STICKYBEAKED STRAWBERRIES SUBCELESTIAL SUBDEANERIES SUBEPIDERMAL SUBINFEUDATE SUBJACENCIES SUBLITERATES SUBSATELLITE SUBTENANCIES SUBVARIETIES SUEABILITIES SUGARBERRIES SUITABLENESS SUPERCABINET TALEBEARINGS TANGIBLENESS TELEBANKINGS TENABILITIES TERBUTALINES TEREBRATIONS THERMOLABILE TRAILBREAKER TRAINBEARERS UNACHIEVABLE UNASCENDIBLE UNBELIEVABLE UNBELIEVABLY UNBENEFICIAL UNBESPEAKING UNBIASEDNESS UNBRIDGEABLE UNCREDITABLE UNDECEIVABLE UNDELIBERATE UNDERBEARING UNDESIRABLES UNFILTERABLE UNLISTENABLE UNNEGOTIABLE UNNOTICEABLE UNPERISHABLE UNREALISABLE UNREALIZABLE UNRELIEVABLE UNREPAIRABLE UNREVIEWABLE UNRIDDLEABLE UNVERBALISED UNVERBALIZED UNVERIFIABLE USEABILITIES VARIABLENESS VEGETABLIEST VENERABILITY VERBERATIONS VERBIGERATED VERBIGERATES VERTEBRATION VIOLABLENESS VOIDABLENESS WABBLINESSES WAMBLINESSES WINDBREAKERS