There are 924 nine-letter words containing A, B, I and R, https://www.bestwordlist.com/c/a/4/9letterwordswithabir.htm ABATTOIRS ABDICATOR ABHENRIES ABHORRING ABNORMITY ABOLISHER ABORIGENS ABORIGINE ABORIGINS ABORTIONS ABRACHIAS ABRAIDING ABRASIONS ABRASIVES ABRICOCKS ABRIDGERS ABRIDGING ABROOKING ABRUPTION ABSEILERS ABSORBING ABSTAINER ABSTRICTS ABSURDISM ABSURDIST ABSURDITY ACROBATIC ADMIRABLE ADMIRABLY ADSORBING ADVERBIAL AEROBATIC AEROBIONT AIRBALLED AIRBOARDS AIRBRICKS AIRBURSTS AIRBUSSES AIRMOBILE ALBARELLI ALBERTITE ALBICORES ALBRICIAS ALDICARBS ALGEBRAIC AMBERGRIS AMBERIEST AMBERINAS AMBERITES AMBEROIDS AMBIPOLAR AMBIVERTS AMBROSIAL AMBROSIAN AMBROSIAS ANAEROBIA ANAEROBIC ANTIBUSER ANTILABOR ANTIURBAN AQUAROBIC ARABICISE ARABICIZE ARABILITY ARABINOSE ARABISING ARABIZING ARBALISTS ARBITRAGE ARBITRARY ARBITRATE ARBITRESS ARBITRIUM ARBORISED ARBORISES ARBORISTS ARBORIZED ARBORIZES ARBOVIRAL ARBOVIRUS ASCRIBING ATABRINES ATTRIBUTE AUBERGINE AUBRETIAS AUBRIETAS AUBRIETIA AVERTIBLE BABBITTRY BABIRUSAS BABIRUSSA BACCIFORM BACILLARY BACKBITER BACKFIRED BACKFIRES BACKLINER BACKSPEIR BACKSTAIR BACTERIAL BACTERIAN BACTERIAS BACTERINS BACTERISE BACTERIUM BACTERIZE BACTEROID BADGERING BADINERIE BAGPIPERS BAHUVRIHI BAIDARKAS BAIGNOIRE BAIRNLIER BAIRNLIKE BALDRICKS BALEFIRES BALISAURS BALLERINA BALLERINE BALLGIRLS BALSAMIER BALZARINE BANDEIRAS BANDELIER BANDOLIER BANDURIST BANGSRING BANISHERS BANISTERS BANNERING BANNISTER BANTERING BANXRINGS BAPTISERS BAPTISTRY BAPTIZERS BARACHOIS BARAGOUIN BARASINGA BARBARIAN BARBARISE BARBARISM BARBARITY BARBARIZE BARBERING BARBICANS BARBICELS BARBITALS BARBITONE BARBOTINE BARBWIRES BARDLINGS BARDSHIPS BAREGINES BARGAINED BARGAINER BARGELIKE BARIATRIC BARITONAL BARITONES BARKENING BARMINESS BARNEYING BAROPHILE BAROTITIS BARRAGING BARRATING BARRELING BARRICADE BARRICADO BARRICOES BARRIERED BARRIQUES BARRISTER BARTERING BARTISANS BARTIZANS BASELINER BASIFIERS BATONNIER BATRACHIA BATTERIES BATTERING BAUDRICKE BAUDRICKS BEANERIES BEARBINES BEARDIEST BEARDLIKE BEARISHLY BEARNAISE BEARSKINS BEASTLIER BEAVERIES BEAVERING BEDCHAIRS BEDIAPERS BEDRAPING BEGGARIES BEGGARING BEHAVIORS BEHAVIOUR BEPRAISED BEPRAISES BEREAVING BERGENIAS BERIMBAUS BERRIGANS BERYLLIAS BETRAYING BEWAILERS BEWEARIED BEWEARIES BEWRAYING BEZOARDIC BICAMERAL BICORNATE BIDARKEES BIFARIOUS BIFILARLY BIFURCATE BIGARADES BIGAROONS BIGARREAU BILANDERS BILATERAL BILHARZIA BILIARIES BILITERAL BILLBOARD BILLIARDS BILOBULAR BILOCULAR BINARISMS BINERVATE BINOCULAR BINOVULAR BINUCLEAR BIOGRAPHS BIOGRAPHY BIOHACKER BIOHAZARD BIOMARKER BIOPARENT BIOPIRACY BIOPIRATE BIPARTITE BIPYRAMID BIRADICAL BIRCHBARK BIRDBATHS BIRDBRAIN BIRDCAGES BIRDCALLS BIRDFARMS BIRDWATCH BIRIYANIS BIRLIEMAN BIRRETTAS BIRTHDATE BIRTHDAYS BIRTHMARK BIRTHNAME BIRTHRATE BISERIATE BISERRATE BISMARCKS BITSTREAM BIVARIANT BIVARIATE BIZARRELY BLACKBIRD BLEARIEST BLINKARDS BLIZZARDS BLIZZARDY BOARDINGS BOARDLIKE BOARISHLY BOGARTING BOILERMAN BOLIVARES BORACHIOS BORACITES BORRELIAS BOTANISER BOTANIZER BOUVARDIA BOYARISMS BRABBLING BRACHIALS BRACHIATE BRACHIUMS BRACINGLY BRACIOLAS BRACIOLES BRACONIDS BRAEHEIDS BRAGGIEST BRAGGINGS BRAHMANIS BRAIDINGS BRAILLERS BRAILLING BRAILLIST BRAINCASE BRAINDEAD BRAINFART BRAINFOOD BRAINIACS BRAINIEST BRAINLESS BRAINPANS BRAINSICK BRAINSTEM BRAINWASH BRAINWAVE BRAINWORK BRAIRDING BRAMBLIER BRAMBLING BRANCHIAE BRANCHIAL BRANCHIER BRANCHING BRANDINGS BRANDISES BRANDLING BRANDYING BRANGLING BRANKIEST BRANNIEST BRANNIGAN BRANTAILS BRASHIEST BRASILEIN BRASILINS BRASSERIE BRASSICAS BRASSIERE BRASSIEST BRATLINGS BRATTICED BRATTICES BRATTIEST BRATTLING BRAUNITES BRAVERIES BRAWLIEST BRAWLINGS BRAWNIEST BRAZENING BRAZILEIN BRAZILINS BREACHING BREADBINS BREADIEST BREADLIKE BREADLINE BREAKINGS BREAKTIME BREASKITS BREASTING BREASTPIN BREATHIER BREATHILY BREATHING BRECCIATE BREGMATIC BREVIATES BRIARIEST BRIARROOT BRIARWOOD BRIBEABLE BRICABRAC BRICKBATS BRICKCLAY BRICKWALL BRICKYARD BRICOLAGE BRIDECAKE BRIDEMAID BRIDESMAN BRIDGABLE BRIDLEWAY BRIEFCASE BRIGADIER BRIGADING BRIGALOWS BRIGANDRY BRILLIANT BRINJARRY BRISANCES BRITANNIA BRITSCHKA BRITTANIA BRITZSKAS BROACHING BROADBILL BROADBRIM BROADLINE BROADSIDE BROADTAIL BROADWISE BROASTING BROCADING BROMANTIC BROMATING BROMELAIN BROMELIAD BROMELIAS BROMINATE BRONCHIAL BROWALLIA BROWNTAIL BRUTALISE BRUTALISM BRUTALIST BRUTALITY BRUTALIZE BUCCANIER BULLARIES BURSARIAL BURSARIES CABBAGIER CABDRIVER CABINETRY CABRILLAS CABRIOLES CABRIOLET CALIBERED CALIBRATE CAMBERING CAMBIFORM CAMBISTRY CARABINER CARABINES CARBAMIDE CARBAMINO CARBANION CARBIDOPA CARBINEER CARBINIER CARBINOLS CARBOLICS CARBOLISE CARBOLIZE CARBONISE CARBONIUM CARBONIZE CARBURISE CARBURIZE CATBRIARS CATBRIERS CEDARBIRD CERBERIAN CHAIRBACK CHARBROIL CHIPBOARD CHORIAMBI CHORIAMBS CINNABARS CLIPBOARD COHABITER COHABITOR COLUBRIAD CONURBIAS COOLIBARS CORBICULA CORNBRAID COURBARIL CRABBIEST CRABSTICK CRANKBAIT CRIBBAGES CRIBELLAR CROWBAITS CRYBABIES CYBRARIAN DAUBERIES DEBARKING DEBARRING DEBONAIRE DECARBING DERIVABLE DERIVABLY DESIRABLE DESIRABLY DIABLERIE DIATRIBES DIRTBALLS DISABLERS DISBARKED DISBARRED DISBRANCH DISBURSAL DISEMBARK DITHYRAMB DRABBIEST DRABBLING DRAINABLE DRILLABLE DRINKABLE DRINKABLY DRIVEABLE DUOBINARY EBRILLADE EMBARKING EMBARRING EMBRACING EMBRACIVE EMBRAIDED EMBRAVING ENDBRAINS ESCRIBANO EUPHORBIA EXPIRABLE FABRICANT FABRICATE FABRICKED FABRIQUES FEBRICULA FIBRANNES FIBRILLAE FIBRILLAR FIBROMATA FIGURABLE FILTRABLE FIMBRIATE FIREBACKS FIREBALLS FIREBASES FIREBOARD FIREBOATS FIREBRAND FIREBRATS FIREBREAK FLIPBOARD FORBIDALS FORBIDDAL FOREBRAIN FORECABIN FRAMBESIA FRAMBOISE FRANGIBLE FRIARBIRD FUNEBRIAL GABARDINE GABERDINE GAOLBIRDS GARBAGIER GARBLINGS GARIBALDI GRABBIEST GRABBLING GRASSBIRD GUBERNIYA GUIMBARDS HABERDINE HAIRBALLS HAIRBANDS HAIRBELLS HAIRBRUSH HAIRYBACK HANGBIRDS HARBINGER HARBORING HEATHBIRD HEBRAISED HEBRAISES HEBRAIZED HEBRAIZES HERBALISM HERBALIST HERBARIAL HERBARIAN HERBARIES HERBARIUM HERBIVORA HERITABLE HERITABLY HIBERNATE HINDBRAIN HYBRIDOMA HYPOBARIC ICEBOATER IGNORABLE ILLIBERAL IMBALMERS IMBARKING IMBARRING IMBRANGLE IMBRICATE INBREATHE INCUBATOR INCURABLE INCURABLY INEBRIANT INEBRIATE INERRABLE INERRABLY INFERABLE INFERABLY INHABITER INHABITOR INJURABLE INSURABLE INTERBANK INUMBRATE IRASCIBLE IRASCIBLY IRONBARKS IRRIGABLE IRRIGABLY IRRITABLE IRRITABLY ISALLOBAR ISOBARISM JABBERING JABORANDI JAILBIRDS JAILBREAK JAILBROKE KARABINER KICKBOARD KITEBOARD KOHLRABIS LABORIOUS LABORISMS LABORISTS LABORITES LABOURING LABOURISM LABOURIST LABOURITE LABYRINTH LADYBIRDS LAMEBRAIN LIBERALLY LIBERATED LIBERATES LIBERATOR LIBRAIRES LIBRAIRIE LIBRARIAN LIBRARIES LIBRATING LIBRATION LIBRATORY LITTERBAG LUBRICANT LUBRICATE LUMBRICAL MACROBIAN MADBRAINS MAINBRACE MANUBRIAL MANUBRIUM MARBELISE MARBELIZE MARBLEISE MARBLEIZE MARBLIEST MARBLINGS MARIMBIST MERCIABLE MICAWBERS MICROBARS MICROBEAD MICROBEAM MICROBIAL MICROBIAN MIDBRAINS MILLBOARD MILLIBARS MINIBREAK MIRABELLE MIRABILIA MIRABILIS MISBRANDS MISERABLE MISERABLY MISLABORS MISLABOUR NAILBITER NAILBRUSH NINEBARKS NOBILIARY NONBINARY NONTRIBAL OBLIGATOR OBTAINERS OBVIATORS ORBICULAR ORBITALLY ORIBATIDS PANBROILS PARABASIS PARABLING PARABOLIC PARBAKING PARBOILED PEABRAINS PERIBLAST PINBOARDS PREBAKING PREOBTAIN PREVIABLE PRICEABLE PRINTABLE PROBATING PROBATION PROBATIVE PROCAMBIA RABATINES RABATTING RABBETING RABBINATE RABBINICS RABBINISM RABBINIST RABBINITE RABBITERS RABBITIER RABBITING RABBITOHS RABBLINGS RABIDNESS RAILBIRDS RAILBUSES RAINBANDS RAINBIRDS RAINBOWED RAISEABLE RAMBLINGS RAZORBILL REBACKING REBADGING REBAITING REBAPTISE REBAPTISM REBAPTIZE REBOATION REBRACING REBURIALS RECITABLE REDBAITED REDBAITER REFINABLE REHABBING REINHABIT RELIABLES RELIVABLE REOBTAINS RESIZABLE REVIBRATE REVISABLE REVIVABLE REVIVABLY REWIRABLE RHABDOIDS RHEOBASIC RHIZOBIAL RHOMBICAL RHUMBAING RIBALDEST RIBATTUTA RIBAUDRED RIBAVIRIN RIBOSOMAL RIBOZYMAL RIDGEBACK RIGHTABLE RIGHTABLY RINGBARKS RINSEABLE RITUXIMAB RIVERBANK RIVERBOAT ROCKABIES RUBRICATE RUBRICIAN RUDBECKIA SABERLIKE SABOTIERS SABRELIKE SABREWING SAILBOARD SALUBRITY SAPROBIAL SAPROBITY SAWTIMBER SCARABAEI SCARABOID SCRABBING SCRAMBING SCRAWBING SCRIBABLE SEAROBINS SEMIURBAN SHAMBLIER SHILLABER SHIPBOARD SHIRTBAND SIBILATOR SIDEBOARD SIGNBOARD SIMAROUBA SIMARUBAS SKIMBOARD SNAKEBIRD SORBARIAS SORBITANS SPARERIBS SQUABBIER STEPBAIRN STIRABOUT STIRRABLE STRABISMS STRIKABLE STROBILAE STROBILAR SUBAERIAL SUBARCTIC SUBLINEAR SUBMARINE SUBMATRIX SUBSIZARS SUBURBIAS SUBVICARS SURBATING SYBARITES SYBARITIC TABASHIRS TABORINES TABOURING TABOURINS TAILBOARD TAMBOURIN TAMBURINS TARBOGGIN TIEBREAKS TIMBERMAN TORBANITE TRAILABLE TRAINABLE TRAINBAND TREBBIANO TRIBADIES TRIBADISM TRIBALISM TRIBALIST TRIBESMAN TRIBRACHS TRIBULATE TRIBUNALS TRIBUNARY TRIBUNATE TRIBUTARY TRILOBATE TUBICOLAR TURBARIES TURBINALS TURBINATE TURRIBANT UMBRAGING UMBRATILE UNACERBIC UNBARKING UNBARRING UNBEARING UNBRACING UNBRAIDED UNBRAKING UNHIRABLE UNRIDABLE UNTIRABLE UPBEARING UPBRAIDED UPBRAIDER UPBRAYING URBANISED URBANISES URBANISMS URBANISTS URBANITES URBANIZED URBANIZES VARIABLES VERBALISE VERBALISM VERBALIST VERBALITY VERBALIZE VERBARIAN VERBIAGES VERITABLE VERITABLY VIBRACULA VIBRAHARP VIBRANCES VIBRANTLY VIBRATILE VIBRATING VIBRATION VIBRATIVE VIBRATORS VIBRATORY VIBRISSAE VIBRISSAL WARBLIEST WARBLINGS WARIBASHI WATERBIRD WHIRLBATS WINDBREAK WRISTBAND WRITEABLE XYLORIMBA YABBERING YARDBIRDS YTTERBIAS ZEBRAFISH