There are 705 fourteen-letter words containing A, B, I and R, https://www.bestwordlist.com/c/a/4/14letterwordswithabir.htm
ABORIGINALISMS ABORTIFACIENTS ABORTIVENESSES ABRASIVENESSES ABSORBEFACIENT
ABSORPTIOMETER ABSORPTIOMETRY ABSORPTIVENESS ABSORPTIVITIES ABSTRACTIONISM
ABSTRACTIONIST ACINETOBACTERS ADDRESSABILITY ADMIRABILITIES ADVERBIALISING
ADVERBIALIZING AEROBALLISTICS AEROBIOLOGICAL AEROBIOLOGISTS AEROBIOTICALLY
AGREEABILITIES AGRIBUSINESSES AGROBIOLOGICAL AGROBIOLOGISTS AGROBUSINESSES
AILOUROPHOBIAS ALPHABETARIANS ALTERABILITIES AMBASSADORSHIP AMBIDEXTROUSLY
AMYLOBARBITONE ANTHROPOPHOBIA ANTHROPOPHOBIC ANTIBACTERIALS ANTIBARBARUSES
ANTIFILIBUSTER ANTILIBERALISM ANTIMICROBIALS ANTIREPUBLICAN ANTISCORBUTICS
ANTISUBVERSION ANTISUBVERSIVE ANTITHROMBOTIC ANTITUBERCULAR ARABICISATIONS
ARABICIZATIONS ARACHNOPHOBIAS ARACHNOPHOBICS ARBORICULTURAL ARBORICULTURES
ARCHAEBACTERIA ARCHBISHOPRICS ARCHEOBOTANIES ARCHEOBOTANIST ARITHMOPHOBIAS
ASTRAPOPHOBIAS ASTROBIOLOGIES ASTROBIOLOGIST AUTOBIOGRAPHER AUTOBIOGRAPHIC
BACKSCATTERING BACKSCRATCHING BACKWARDATIONS BACTERICIDALLY BACTERIOLOGIES
BACTERIOLOGIST BACTERIOLYSINS BACTERIOPHAGES BACTERIOPHAGIC BACTERIOSTASES
BACTERIOSTASIS BACTERIOSTATIC BACTERIOTOXINS BACTERISATIONS BACTERIZATIONS
BALLISTOSPORES BANDSPREADINGS BARBARISATIONS BARBARIZATIONS BARNSBREAKINGS
BAROMETRICALLY BARRISTERSHIPS BASIDIOSPOROUS BASTARDISATION BASTARDIZATION
BATHYGRAPHICAL BATRACHOPHOBIA BATRACHOPHOBIC BEGGARLINESSES BEHAVIOURISTIC
BELLETRISTICAL BERBERIDACEOUS BIBLIOGRAPHERS BIBLIOGRAPHIES BIBLIOLATRISTS
BICULTURALISMS BIGHEARTEDNESS BILDUNGSROMANS BINOCULARITIES BIOAERONAUTICS
BIOARCHAEOLOGY BIOASTRONOMIES BIODEGRADABLES BIODEGRADATION BIOGEOGRAPHERS
BIOGEOGRAPHIES BIOGRAPHICALLY BIOINFORMATICS BIOREGIONALISM BIOREGIONALIST
BIOREMEDIATION BIPARTISANISMS BIPARTISANSHIP BIPOLARISATION BIPOLARIZATION
BLACKBERRYINGS BLACKGUARDISMS BLACKGUARDLIER BLAMESTORMINGS BLAMEWORTHIEST
BOARDINGHOUSES BOLOMETRICALLY BOWDLERISATION BOWDLERIZATION BRACHYCEPHALIC
BRACHYDACTYLIC BRACHYDIAGONAL BRACHYGRAPHIES BRACHYPINAKOID BRACHYPTERISMS
BRACKISHNESSES BRAILLEWRITERS BRAINSTORMINGS BRANCHIOSTEGAL BRASSFOUNDINGS
BRAUNSCHWEIGER BREASTFEEDINGS BREATHARIANISM BREATHTAKINGLY BRINKSMANSHIPS
BROBDINGNAGIAN BRONCHIECTASES BRONCHIECTASIS BRONCHODILATOR BRONCHOSPASTIC
BRUSHABILITIES BRUTALISATIONS BRUTALIZATIONS BUFFALOBERRIES BUREAUCRATISED
BUREAUCRATISES BUREAUCRATISMS BUREAUCRATISTS BUREAUCRATIZED BUREAUCRATIZES
CANCEROPHOBIAS CARBAMAZEPINES CARBONISATIONS CARBONIZATIONS CARBONYLATIONS
CARBOXYLATIONS CARBURISATIONS CARBURIZATIONS CARPETBAGGINGS CELEBREALITIES
CHARITABLENESS CHATEAUBRIANDS CHIMNEYBREASTS CIRCUMAMBIENCE CIRCUMAMBIENCY
CIRCUMAMBULATE CLAUSTROPHOBIA CLAUSTROPHOBIC COLLABORATIONS COLLABORATIVES
COLORABILITIES COMPUTERISABLE COMPUTERIZABLE COMPUTERPHOBIA CONCELEBRATING
CONCELEBRATION CONFIRMABILITY CONFORMABILITY CONQUERABILITY CONSTABULARIES
CONSTRUABILITY CONTAINERBOARD CONTRABANDISMS CONTRABANDISTS CONTRABASSISTS
CONTRADICTABLE CONTRIBUTARIES CORROBORATIONS CORROBORATIVES CORYNEBACTERIA
COUNTERBRACING CRANIOCEREBRAL CREDITABLENESS CROSSABILITIES CRUCIVERBALISM
CRUCIVERBALIST CRUSHABILITIES CRYOBIOLOGICAL CRYSTALLISABLE CRYSTALLIZABLE
CUCURBITACEOUS CYANOBACTERIAL CYANOBACTERIUM CYBERATHLETICS CYBERCHONDRIAC
CYBERCHONDRIAS CYBERCRIMINALS CYBERNETICALLY CYBERNETICIANS CYBERSQUATTING
CYBERSTALKINGS CYCLOBARBITONE DEAMBULATORIES DEBONAIRNESSES DECARBONATIONS
DECARBURATIONS DECEREBRATIONS DEFIBRILLATING DEFIBRILLATION DEFIBRILLATORS
DEFIBRINATIONS DEFLAGRABILITY DELIBERATENESS DELIBERATIVELY DELIVERABILITY
DENUMERABILITY DESIRABILITIES DIFFERENTIABLE DINOTURBATIONS DISAPPROBATION
DISAPPROBATIVE DISAPPROBATORY DISATTRIBUTION DISCOMBOBERATE DISCOMFORTABLE
DISCONFORMABLE DISCOURAGEABLE DISEMBARKATION DISEMBARKMENTS DISEMBARRASSED
DISEMBARRASSES DISEMBRANGLING DISENCUMBRANCE DISEQUILIBRATE DISRESPECTABLE
DISSERVICEABLE DISTRIBUTARIES DISTRIBUTIONAL DITHIOCARBAMIC DRAPEABILITIES
DRILLABILITIES DRINKABILITIES DRIVEABILITIES EBURNIFICATION EMBARRASSINGLY
ENDURABILITIES ENFORCEABILITY ENTEROBACTERIA EQUILIBRATIONS ERYTHROBLASTIC
ERYTHROPHOBIAS EUPHORBIACEOUS EXPERIENCEABLE EXTRACTABILITY EXTRAEMBRYONIC
FAVORABILITIES FEATHERBEDDING FEATHERBRAINED FERMENTABILITY FIBROCARTILAGE
FIBROSARCOMATA FIGURABILITIES FILTERABLENESS FILTRABILITIES FINGERBREADTHS
FLABBERGASTING FORESEEABILITY FORGEABILITIES FORMIDABLENESS FRANGIBILITIES
GERONTOPHOBIAS GINGERBREADIER GROUNDBREAKING GYROSTABILISER GYROSTABILIZER
HABERDASHERIES HALTERBREAKING HEMOGLOBINURIA HERBORISATIONS HERBORIZATIONS
HEREDITABILITY HERITABILITIES HETEROBLASTIES HIBERNISATIONS HIBERNIZATIONS
HONORABILITIES HOUSEBREAKINGS HUMBLEBRAGGING HYBRIDISATIONS HYBRIDIZATIONS
HYPERBARICALLY HYPERBATICALLY HYPERBOLICALLY HYPERCATABOLIC HYPEREXCITABLE
HYPERIRRITABLE HYPERMETABOLIC HYPERURBANISMS ILLIBERALISING ILLIBERALITIES
ILLIBERALIZING IMPARISYLLABIC IMPERMEABILITY IMPERTURBATION IMPERVIABILITY
IMPONDERABILIA IMPREGNABILITY IMPRESSIONABLE IMPROBABLENESS IMPROVABLENESS
INALTERABILITY INAPPROACHABLE INAPPROACHABLY INCONSIDERABLE INCONSIDERABLY
INCONTROLLABLE INCONTROLLABLY INCURABILITIES INDECIPHERABLE INDECIPHERABLY
INDEMONSTRABLE INDEMONSTRABLY INDESCRIBABLES INDETERMINABLE INDETERMINABLY
INDISCOVERABLE INERRABILITIES INEXORABLENESS INFRANGIBILITY INHERITABILITY
INNUMERABILITY INOBSERVATIONS INOPERABLENESS INSALUBRIOUSLY INSCRUTABILITY
INSEPARABILITY INSUBORDINATES INSUPERABILITY INSURABILITIES INSURMOUNTABLE
INSURMOUNTABLY INTERAMBULACRA INTERAVAILABLE INTERBEHAVIORS INTERBEHAVIOUR
INTERMEMBRANES INTERVERTEBRAL INTOLERABILITY INTRACTABILITY INTRANSMUTABLE
INVARIABLENESS IRASCIBILITIES IRRECOGNISABLE IRRECOGNIZABLE IRRECONCILABLE
IRRECONCILABLY IRREFUTABILITY IRREMOVABILITY IRREPARABILITY IRREPLEVISABLE
IRREPROACHABLE IRREPROACHABLY IRRESTRAINABLE IRRESUSCITABLE IRRESUSCITABLY
IRREVOCABILITY IRRITABILITIES ISOCARBOXAZIDS LABYRINTHODONT LACERABILITIES
LAMELLIBRANCHS LEARNABILITIES LIBERALISATION LIBERALIZATION LIBERATIONISMS
LIBERATIONISTS LIBERTARIANISM LIBRARIANSHIPS LIEBFRAUMILCHS MACROGLOBULINS
MALABSORPTIONS MARSIPOBRANCHS MATCHBOARDINGS MEGAHERBIVORES MEMORABILITIES
METAGRABOLISED METAGRABOLISES METAGRABOLIZED METAGRABOLIZES METAGROBOLISED
METAGROBOLISES METAGROBOLIZED METAGROBOLIZES MICROBAROGRAPH MICROFIBRILLAR
MIDDLEBREAKERS MISATTRIBUTING MISATTRIBUTION MISOBSERVANCES MISTRANSCRIBED
MISTRANSCRIBES MONOCARBOXYLIC MOUNTAINBOARDS MULTIBARRELLED MULTICHAMBERED
MULTIVIBRATORS NEOLIBERALISMS NEUROFIBRILLAR NEUROFIBROMATA NITROBACTERIUM
NONBARBITURATE NONBEHAVIOURAL NONCELEBRATION NONFORFEITABLE NONPERISHABLES
NONPOLARISABLE NONPOLARIZABLE NONRECOMBINANT NUDIBRANCHIATE NUMERABILITIES
OBEDIENTIARIES OBLIGATORINESS OBSTREPERATING OLALLIEBERRIES OPISTHOBRANCHS
ORBICULARITIES ORGANISABILITY ORGANIZABILITY ORNITHOPHOBIAS OVERBREATHINGS
PARABIOTICALLY PARABOLISATION PARABOLIZATION PARTICLEBOARDS PARTRIDGEBERRY
PENTABARBITALS PENTOBARBITALS PENTOBARBITONE PERAMBULATIONS PERCEIVABILITY
PERENNIBRANCHS PERFECTABILITY PERFECTIBILIAN PERFORMABILITY PERISHABLENESS
PERMEABILITIES PERSUADABILITY PERSUASIBILITY PERTURBATIONAL PERTURBATORIES
PHENOBARBITALS PHENOBARBITONE PHLEBOGRAPHIES PLEASURABILITY POLARISABILITY
POLARIZABILITY POLYCARBOXYLIC POSTLIBERATION PRACTICABILITY PREDICABLENESS
PREDICTABILITY PREESTABLISHED PREESTABLISHES PREFABRICATING PREFABRICATION
PREFABRICATORS PREGNABILITIES PREMANDIBULARS PREPUBLICATION PRESBYTERIALLY
PRESENTABILITY PRESERVABILITY PREVENTABILITY PRINTABILITIES PROBABILIORISM
PROBABILIORIST PROBATIONARIES PROBLEMATIZING PROCESSABILITY PROFITABLENESS
PROHIBITIONARY PROPORTIONABLE PROPORTIONABLY PROTUBERANCIES PROTUBERATIONS
PROVEABILITIES PROVERBIALISED PROVERBIALISES PROVERBIALISMS PROVERBIALISTS
PROVERBIALIZED PROVERBIALIZES PURCHASABILITY QUADRISYLLABIC QUADRISYLLABLE
QUARTERBACKING QUODLIBETARIAN RADIOBIOLOGIES RADIOBIOLOGIST RADIOLABELLING
RAMBUNCTIOUSLY RATIONALISABLE RATIONALIZABLE REATTRIBUTIONS REBROADCASTING
RECALIBRATIONS RECEIVABLENESS RECOMBINATIONS RECOVERABILITY RECTIFIABILITY
REDISCOUNTABLE REESTABLISHING REFRANGIBILITY REFUTABILITIES REHABILITATING
REHABILITATION REHABILITATIVE REHABILITATORS RELATABILITIES RELIABLENESSES
RELUBRICATIONS REMOBILISATION REMOBILIZATION REMOVABILITIES REMUNERABILITY
RENEWABILITIES REPARABILITIES REPLACEABILITY REPROBATIONARY REPUBLICANISED
REPUBLICANISES REPUBLICANISMS REPUBLICANIZED REPUBLICANIZES REPUBLICATIONS
REPUTABILITIES RESPECTABILISE RESPECTABILITY RESPECTABILIZE RETINOBLASTOMA
RETRACEABILITY RETRACTABILITY RETRACTIBILITY RETRIEVABILITY REVERBERATIONS
REVIVABILITIES REVOCABILITIES REVOKABILITIES RHABDOMANTISTS RHABDOMYOLYSIS
ROLLERBLADINGS SABERMETRICIAN SALUBRIOUSNESS SATURABILITIES SCATTERBRAINED
SCRATCHBUILDER SCRUTABILITIES SEMICARBAZIDES SEMICARBAZONES SEPARABILITIES
SERVICEABILITY SEVERABILITIES SHAREABILITIES SIMAROUBACEOUS SKATEBOARDINGS
SORBITISATIONS SORBITIZATIONS SPARKLEBERRIES SPORTABILITIES SPRINGBOARDING
STRABISMOMETER STREPTOBACILLI STRETCHABILITY STRIKEBREAKERS STRIKEBREAKING
STROBILISATION STROBILIZATION STROBOSCOPICAL SUBAGGREGATION SUBALTERNATION
SUBALTERNITIES SUBARACHNOIDAL SUBATMOSPHERIC SUBCATEGORISED SUBCATEGORISES
SUBCATEGORIZED SUBCATEGORIZES SUBCONTRACTING SUBCONTRARIETY SUBGENERATIONS
SUBGENERICALLY SUBINFEUDATORY SUBIRRIGATIONS SUBLITERATURES SUBMANDIBULARS
SUBMAXILLARIES SUBMETACENTRIC SUBMINIATURISE SUBMINIATURIZE SUBNORMALITIES
SUBORDINANCIES SUBORDINATIONS SUBPROLETARIAT SUBSATURATIONS SUBSECRETARIES
SUBSIDIARINESS SUBSIDIARITIES SUBSTANTIATORS SUBTERRESTRIAL SUBTHERAPEUTIC
SUPERABILITIES SUPERABOUNDING SUPERAMBITIOUS SUPERIMPOSABLE SUPPORTABILITY
SYMBOLOLATRIES SYMMETROPHOBIA TABULARISATION TABULARIZATION TERMINABLENESS
THERMOLABILITY THIOCARBAMIDES THROMBOKINASES THROMBOPHILIAS THROMBOPLASTIC
THROMBOPLASTIN TINTINNABULARY TOLERABILITIES TRACEABILITIES TRACTABILITIES
TRAFFICABILITY TRAINABILITIES TRANSABDOMINAL TREATABILITIES TRICHOBACTERIA
TRITUBERCULATE TROUBLEMAKINGS TRUSTABILITIES TUBERCULATIONS TURBOCHARGINGS
TURBOMACHINERY ULTRAWIDEBANDS UNALTERABILITY UNATTRIBUTABLE UNATTRIBUTABLY
UNBUREAUCRATIC UNDECIPHERABLE UNDECIPHERABLY UNDESIRABILITY UNDETERMINABLE
UNDETERMINABLY UNDISCOVERABLE UNDISCOVERABLY UNEMBARRASSING UNMARRIAGEABLE
UNPREDICTABLES UNPREMEDITABLE UNRECOGNISABLE UNRECOGNISABLY UNRECOGNIZABLE
UNRECOGNIZABLY UNRECONCILABLE UNRECONCILABLY UNRELIABLENESS UNRESTRAINABLE
UNSPLINTERABLE UPGRADEABILITY URBANISTICALLY VAPORABILITIES VARIABLENESSES
VASOINHIBITORS VASOINHIBITORY VENERABILITIES VERBALISATIONS VERBALIZATIONS
VERBIFICATIONS VERBIGERATIONS VERIFIABLENESS VIBROFLOTATION VITRIFIABILITY
VRAISEMBLANCES WARRANTABILITY WATERBOARDINGS WEATHERABILITY WEBLIOGRAPHIES
WHATABOUTERIES WHEELBARROWING ZINGIBERACEOUS ZINZIBERACEOUS ZYGOBRANCHIATE