There are 658 eleven-letter words containing A, B, C and S, https://www.bestwordlist.com/c/a/4/11letterwordswithabcs.htm ABDICATIONS ABERRANCIES ABHORRENCES ABJUNCTIONS ABORTICIDES ABREACTIONS ABSCISSIONS ABSCONDENCE ABSCONDINGS ABSORBANCES ABSORPTANCE ABSTINENCES ABSTRACTERS ABSTRACTEST ABSTRACTING ABSTRACTION ABSTRACTIVE ABSTRACTORS ABSTRICTING ABSTRICTION ABUNDANCIES ACCUBATIONS ACETABULUMS ACROBATISMS ACROPHOBIAS ACROPHOBICS AEROBICISED AEROBICISES AEROBICISTS AEROBICIZES ALBESCENCES AMBOCEPTORS AMBUSCADERS AMBUSCADING AMBUSCADOES AMOEBOCYTES AMPHIBRACHS ANABRANCHES ANTIBIOTICS AQUAEROBICS AQUAPHOBICS ARABICISING ARBORACEOUS ARBORESCENT ARCHBISHOPS ARCUBALISTS ASARABACCAS ASSEMBLANCE ASTRAPHOBIC ASTROPHOBIC BACCIFEROUS BACCIVOROUS BACHELORISM BACILLEMIAS BACILLURIAS BACITRACINS BACKBENCHES BACKBITINGS BACKCASTING BACKCROSSED BACKCROSSES BACKFISCHES BACKGAMMONS BACKGROUNDS BACKHANDERS BACKLASHERS BACKLASHING BACKLISTING BACKMARKERS BACKPACKERS BACKPADDLES BACKROOMERS BACKSCATTER BACKSCRATCH BACKSETTING BACKSHISHED BACKSHISHES BACKSLAPPED BACKSLAPPER BACKSLASHES BACKSLIDDEN BACKSLIDERS BACKSLIDING BACKSPACERS BACKSPACING BACKSPEERED BACKSPEIRED BACKSTABBED BACKSTABBER BACKSTALLED BACKSTAMPED BACKSTOPPED BACKSTORIES BACKSTREETS BACKSTRETCH BACKSTROKED BACKSTROKER BACKSTROKES BACKSWIMMER BACKVELDERS BACKWASHING BACKWORKERS BACTEREMIAS BACTERIOIDS BACTERIOSES BACTERIOSIS BACTERISING BACTERURIAS BACULOVIRUS BADDERLOCKS BAITCASTERS BALCONETTES BALDACHINOS BALDERLOCKS BALLOCKSING BANCASSURER BARACHOISES BARCAROLLES BARLEYCORNS BAROCEPTORS BARONETCIES BARRACKINGS BARRACOUTAS BARRICADERS BARRICADOES BARYCENTRES BASICRANIAL BASIDIOCARP BATHYSCAPES BATHYSCAPHE BATHYSCAPHS BATRACHIANS BATTLESPACE BEACHFRONTS BEAUTICIANS BEDCHAMBERS BELLYACHERS BELOMANCIES BENEFACTORS BENEFICIALS BENZOCAINES BERASCALING BERDACHISMS BESCATTERED BESCRAWLING BETACYANINS BETULACEOUS BICEPHALOUS BICHROMATES BICUSPIDATE BIENSEANCES BILOCATIONS BIMETALLICS BIOCATALYST BIODYNAMICS BIOHACKINGS BIOLOGICALS BIOPHYSICAL BIOPIRACIES BIOPLASTICS BIOREACTORS BIOSOCIALLY BIRACIALISM BIRDWATCHES BIRTHPLACES BISECTIONAL BISOCIATION BISOCIATIVE BIVALENCIES BLACKBOARDS BLACKBODIES BLACKENINGS BLACKFISHES BLACKGUARDS BLACKHEARTS BLACKLISTED BLACKLISTER BLACKNESSES BLACKSHIRTS BLACKSMITHS BLACKSNAKES BLACKSTRAPS BLACKTHORNS BLACKWASHED BLACKWASHES BLACKWATERS BLANCMANGES BLASTEMATIC BLASTOCHYLE BLASTOCOELE BLASTOCOELS BLASTOCYSTS BLASTODISCS BLASTOGENIC BLASTOMERIC BLASTOPORIC BLEACHERIES BLOCKBOARDS BLOCKCHAINS BLUEJACKETS BODACIOUSLY BRACHIATORS BRACHIOPODS BRACHIOSAUR BRACHYDOMES BRACHYPRISM BRACHYURANS BRACHYUROUS BRACKETINGS BRAINSICKLY BRANCHERIES BRANCHLINES BRATPACKERS BRATTICINGS BREADCRUMBS BREADSTICKS BREAKDANCES BRICKEARTHS BRICKLAYERS BRICKMAKERS BRICKSHAPED BRILLIANCES BROADCASTED BROADCASTER BROADCLOTHS BROADPIECES BROCATELLES BRUSCHETTAS BUCCINATORS BUCKETLOADS BUREAUCRATS BURSICULATE BUSHWHACKED BUSHWHACKER BUSTICATING BUTYRACEOUS CABBALISTIC CABINETRIES CABLECASTED CABLEVISION CALABOGUSES CALIBRATERS CALIBRATORS CAMBISTRIES CANDELABRAS CANNABINOLS CANNIBALISE CANNIBALISM CANNONBALLS CANOPHOBIAS CANTERBURYS CANVASBACKS CAPABLENESS CARABINEERS CARABINEROS CARABINIERS CARBAPENEMS CARBOFURANS CARBOLISING CARBONADOES CARBONETTES CARBONISERS CARBONISING CARBONIZERS CARBONNADES CARBOREXICS CARBOXYLASE CARBURETERS CARBURETORS CARBURISING CASEBEARERS CASHMOBBING CASTABILITY CATABOLISED CATABOLISES CATABOLISMS CATABOLITES CATABOLIZES CAUSABILITY CELEBRATORS CEREBRALISM CEREBRALIST CHAINBRAKES CHALKBOARDS CHALKBROODS CHALYBEATES CHAMBERINGS CHAMBERPOTS CHAMBRANLES CHARGEBACKS CHASTISABLE CHEESEBOARD CHERISHABLE CHESSBOARDS CHOLIAMBICS CHORIAMBICS CHRYSAROBIN CIBACHROMES CIVILISABLE CLAPPERBOYS CLARABELLAS CLARIBELLAS CLOFIBRATES CLUBMANSHIP CLUBMASTERS CNIDOBLASTS COCKLEBOATS COHABITANTS COLLAPSABLE COLLAPSIBLE COLLARBONES COLONISABLE COLUMBARIES COMEBACKERS COMPASSABLE COMPATIBLES COMPENSABLE COMPOSTABLE COMPRISABLE CONALBUMINS CONDENSABLE CONFESSABLE CONFISCABLE CONFUSABLES CONGLOBATES CONSERVABLE CONSIGNABLE CONSORTABLE CONSTRUABLE CONSULTABLE CONSUMABLES CONTESTABLE CONTESTABLY CONTRABANDS CONTRABASSI CONTRABASSO CONVERSABLE CONVERSABLY CORNBRASHES CORNERBACKS CORYBANTISM COULIBIACAS COUNSELABLE COUNTERBASE CRABBEDNESS CRABGRASSES CRACKBRAINS CRANBERRIES CRANESBILLS CRIBRATIONS CRISPBREADS CROSSBANDED CROSSBARRED CROSSBEARER CROSSBOWMAN CUBICALNESS CURABLENESS CYBERSPACES CYBERSPEAKS CYNOPHOBIAS DECARBONISE DECARBURISE DELECTABLES DESCENDABLE DESCRAMBLED DESCRAMBLER DESCRAMBLES DESCRIBABLE DISBRANCHED DISBRANCHES DISCARDABLE DISCERNABLE DISCERNABLY DISCLOSABLE DISCUSSABLE DISSOCIABLE DISSOCIABLY DISSYLLABIC DISTURBANCE DUBITANCIES ECBLASTESES ECBLASTESIS ECTOBLASTIC ELUCUBRATES EMBRACERIES EMBRYULCIAS ENDOBLASTIC ENTOBLASTIC ESCHEATABLE EXACERBATES EXECUTABLES EXERCISABLE EXUBERANCES FABRICATORS FABRICKINGS FIDDLEBACKS FLASHBACKED GALLIAMBICS GLABRESCENT HABITAUNCES HACKBERRIES HACKBUTEERS HACKBUTTERS HALOCARBONS HIBERNACLES HOLOBLASTIC HOMOBLASTIC HUDIBRASTIC HYPOBLASTIC ICEBOATINGS ICEBREAKERS IDIOBLASTIC IMBROCCATAS INCREASABLE INCUBATIONS INESCAPABLE INESCAPABLY INEXCUSABLE INEXCUSABLY INJECTABLES INSCRIBABLE INSCRUTABLE INSCRUTABLY INSPECTABLE IRRECUSABLE IRRECUSABLY ISALLOBARIC JABBERWOCKS JABOTICABAS JACKRABBITS JUBILANCIES JUSTICIABLE KABBALISTIC KNOCKABOUTS KOULIBIACAS LADDERBACKS LAMBDACISMS LEUCOBLASTS LINEBACKERS LOCALISABLE LUBRICATORS LUCUBRATORS LUMBERJACKS LUMBOSACRAL LUMBRICALES LUMBRICALIS LUNCHBREAKS MACEBEARERS MACROBIOTAS MACROBIOTES MARCESCIBLE MATCHBOARDS MEROBLASTIC MESOBLASTIC MICROBIOTAS MISBALANCED MISBALANCES MOBCASTINGS MOBOCRACIES NONABSTRACT NONSYLLABIC NONTOBACCOS NUDIBRANCHS OBFUSCATING OBFUSCATION OBFUSCATORY OBSCURANTIC OBSCURATION OBSECRATING OBSECRATION OBSERVANCES OBSTETRICAL OBSTINACIES OBTRUNCATES ORBICULARES ORBICULARIS OUTBALANCES PARABLASTIC PATCHBOARDS PICKETBOATS PLOUGHBACKS PREDICABLES PROCAMBIUMS PROCESSABLE PROSOBRANCH PUBCRAWLERS PUNCHBOARDS PURCHASABLE RABBINISTIC RACKETBALLS REBROADCAST RECEIVABLES RECYCLABLES REPROBACIES REPROBANCES REPUBLICANS RESCINDABLE RESEMBLANCE RESPECTABLE RESPECTABLY RUBRICATORS RUMBUSTICAL SABBATICALS SABERMETRIC SABRETACHES SADDLEBACKS SALTIMBANCO SALTIMBOCCA SAPROBIOTIC SCABBARDING SCABBEDNESS SCABERULOUS SCALABILITY SCALEBOARDS SCAMBAITING SCAMBLINGLY SCARABAEANS SCARABAEIDS SCARABAEIST SCARABAEOID SCATTERABLE SCOPOPHOBIA SCOREBOARDS SCRABBLIEST SCRABBLINGS SCRAMBLINGS SCRAPBOOKED SCRAPBOOKER SCRATCHBACK SCRIBACIOUS SCRIVEBOARD SCROBICULAR SERVICEABLE SERVICEABLY SHABRACQUES SHACKLEBONE SIBILANCIES SILVERBACKS SNOBBOCRACY SOCIABILITY SOMNAMBULIC SONOFABITCH SPECIFIABLE SPLASHBACKS STAUNCHABLE STENOBATHIC STEREOBATIC STICKLEBACK STICKYBEAKS STRETCHABLE SUBACETATES SUBACIDNESS SUBAGENCIES SUBALLIANCE SUBALLOCATE SUBARTICLES SUBBRANCHES SUBCABINETS SUBCAPSULAR SUBCARDINAL SUBCARRIERS SUBCATEGORY SUBCAVITIES SUBCELLULAR SUBCHANTERS SUBCHAPTERS SUBCHARTERS SUBCLASSIFY SUBCLASSING SUBCLAVIANS SUBCLIMAXES SUBCLINICAL SUBCOMPACTS SUBCONTRACT SUBCONTRARY SUBCORTICAL SUBCRITICAL SUBCULTURAL SUBCURATIVE SUBDEACONRY SUBDIACONAL SUBDIALECTS SUBHARMONIC SUBINDICATE SUBJACENTLY SUBJECTABLE SUBLITERACY SUBMATRICES SUBOPERCULA SUBSCAPULAR SUBSCHEMATA SUBSOCIALLY SUBSTRACTED SUBSTRACTOR SUBSURFACES SUBTACKSMAN SUBTACKSMEN SUBTRACTERS SUBTRACTING SUBTRACTION SUBTRACTIVE SUBTRACTORS SUBTROPICAL SUBVERTICAL SUBVOCALISE SUBVOCALIZE SUCCEEDABLE SUCCOURABLE SUSPECTABLE SWASHBUCKLE SWATCHBOOKS SWITCHBACKS SWITCHBLADE SWITCHBOARD SYBARITICAL SYLLABICATE SYLLABICITY SYMBIOTICAL TABERNACLES TABESCENCES TABLECLOTHS TCHOUKBALLS TETRABRACHS TIBOUCHINAS TIMBERJACKS TITUBANCIES TOBACCOLESS TOBACCONIST TOCOPHOBIAS TRANSCRIBED TRANSCRIBER TRANSCRIBES TRANSPHOBIC TRIBALISTIC TRISYLLABIC TUBERACEOUS TUBERCULARS TURTLEBACKS ULTRABASICS UNACCUSABLE UNACCUSABLY UNCROSSABLE UNCRUSHABLE UNESCAPABLE UNESCAPABLY UNSCABBARDS UNSCRAMBLED UNSCRAMBLER UNSCRAMBLES UNSHOCKABLE UPBUOYANCES USUCAPTIBLE VERBALISTIC VOCABULISTS WEBCASTINGS WOOLLYBACKS YELLOWBACKS ZYGOBRANCHS