There are 504 eleven-letter words containing A, C, N, R and U, https://www.bestwordlist.com/c/a/5/11letterwordswithacnru.htm ACCOURAGING ACCOUTERING ACCRUEMENTS ACETONURIAS ACQUIREMENT ACRIMONIOUS ACUPUNCTURE ADMINICULAR ADMIRAUNCES AERONAUTICS ALBUMINURIC ALMUCANTARS ANACARDIUMS ANACHRONOUS ANFRACTUOUS ANIMALCULAR ANNUNCIATOR ANTICRUELTY ANTINUCLEAR APONEUROTIC ARCHEGONIUM ARENICOLOUS ASTRONAUTIC AUCTIONEERS AUTOCHANGER AVERRUNCATE AVUNCULARLY BACKBURNING BACKCOUNTRY BACKGROUNDS BANCASSURER BIFURCATING BIFURCATION BINOCULARLY BRACHYURANS BUCCANEERED BUCCANIERED BUCCINATORS BUCCINATORY CALIFORNIUM CALUMNIATOR CAMPGROUNDS CANALICULAR CANCEROUSLY CANDELABRUM CANDIDATURE CANTERBURYS CARBOFURANS CARBUNCULAR CARBURATING CARBURATION CARBURETING CARBURETION CARBURISING CARBURIZING CARDPUNCHES CAREFULNESS CARFUFFLING CARIOUSNESS CARNAPTIOUS CARNIVOROUS CAROUSINGLY CARPOGONIUM CARUNCULATE CARUNCULOUS CASSUMUNARS CAUTERISING CAUTERIZING CAUTIONRIES CAVERNOUSLY CAVERNULOUS CENTRIFUGAL CENTURIATOR CHANGEROUND CHURCHMANLY CHURCHWOMAN CHURNALISMS CINERARIUMS CIRCULATING CIRCULATION CIRCUMLUNAR CLANGOURING CLINANDRIUM COAUTHORING COENAMOURED COFEATURING COINSURANCE COLOURATION COLUMNARITY CONCUBINARY CONFIGURATE CONJECTURAL CONJUGATORS CONJURATION CONJURATORS CONNUMERATE CONQUERABLE CONSTRUABLE CONSTUPRATE CONSUMMATOR CONTEXTURAL CONTINUATOR CONTRACTUAL CONTRACTURE CONTRARIOUS CONTUBERNAL CONURBATION CORNICULATE CORNUCOPIAN CORNUCOPIAS CORONAVIRUS CORRUGATING CORRUGATION CORUSCATING CORUSCATION COTRANSDUCE COUNTERACTS COUNTERBASE COUNTERDRAW COUNTERMAND COUNTERMARK COUNTERPACE COUNTERPANE COUNTERPART COUNTERPLAN COUNTERPLAY COUNTERPLEA COUNTERRAID COUNTERSANK COUNTERSEAL COUNTERVAIL COUNTRYSEAT CRANIOPAGUS CRAPULENCES CRAPULENTLY CRAUNCHABLE CRAUNCHIEST CRENULATION CRUSTACEANS CRUSTATIONS CULINARIANS CUPBOARDING CURABLENESS CURNAPTIOUS CURRANTIEST CURTAILMENT CURTAINLESS CURVILINEAL CURVILINEAR CYSTINURIAS DECLINATURE DECURIONATE DECURVATION DENUNCIATOR DETRUNCATED DETRUNCATES DIACHRONOUS DICOUMARINS DISTURBANCE DOCUMENTARY DRACUNCULUS EMPARLAUNCE ENCOURAGERS ENCOURAGING ENCULTURATE ENCUMBRANCE ENCURTAINED ENDOCARDIUM ENDOCRANIUM ENUNCIATORS ENUNCIATORY EPICRANIUMS ERUCTATIONS EUCHROMATIN EXUBERANCES FACINERIOUS FARINACEOUS FECUNDATORS FECUNDATORY FRAUDULENCE FRAUDULENCY FRICANDEAUS FRICANDEAUX FRUCTUATING FRUCTUATION FUNCTIONARY FURTHERANCE GAMARUCHING GRANDUNCLES GRANULOCYTE GUBERNACULA HAIRCUTTING HIBERNACULA HOMONUCLEAR HURRICANOES ICOSANDROUS IMPORTUNACY INCREASEFUL INCRUSTANTS INCULCATORS INCULCATORY INCULPATORY INCUMBRANCE INCUNABULAR INCURVATING INCURVATION INCURVATURE INOCULATORS INOCULATORY INSCRUTABLE INSCRUTABLY INSECTARIUM INSURANCERS INTERCAMPUS INTERCRURAL INTEROCULAR INTRAOCULAR INVOLUCRATE KICKAROUNDS KNACKWURSTS LACQUERINGS LARCENOUSLY LATROCINIUM LAWRENCIUMS LENTICULARS LEPRECHAUNS LOCUTIONARY LUBRICATING LUBRICATION LUCUBRATING LUCUBRATION LUNCHBREAKS LUXURIANCES MACERANDUBA MACROFAUNAE MACROFAUNAS MACRONUCLEI MANDUCATORY MANICURISTS MANUFACTORY MANUFACTURE MANUSCRIPTS MATRICULANT MERCURATING MERCURATION MICROFAUNAE MICROFAUNAL MICROFAUNAS MICTURATING MISCREAUNCE MONOCARPOUS MONOCULARLY MONONUCLEAR MUCKRAKINGS MUCRONATION MULTIBRANCH MULTICARBON MUSCARDINES MUSICIANERS NARCISSUSES NATRIURETIC NAVICULARES NEUROACTIVE NEUROPATHIC NOCTURNALLY NONACCRUALS NONCELLULAR NONCIRCULAR NONCULINARY NONCULTURAL NONSPECULAR NONSURGICAL NONVASCULAR NUCLEARISED NUCLEARISES NUCLEARIZED NUCLEARIZES NUDIBRANCHS NUMERICALLY NUNCIATURES NUNCUPATORY NURTURANCES NUTCRACKERS OBSCURANTIC OBSCURATION OBTRUNCATED OBTRUNCATES OCEANARIUMS OCTONOCULAR ONAGRACEOUS ONOCENTAURS OUTCAPERING OUTCHARGING OUTCHARMING OUTCRAWLING OUTMARCHING OUTREACHING OVERCAUTION OVERSAUCING PANCRATIUMS PARACHUTING PARAMOUNTCY PARASCENIUM PARBUCKLING PARTURIENCY PECUNIARILY PERDURANCES PERICRANIUM PERPETUANCE PERTURBANCE POCOCURANTE POLYNUCLEAR POSTNUCLEAR PREACCUSING PREACQUAINT PREANNOUNCE PREAUDIENCE PRECAUTIONS PREJUDICANT PRELAUNCHED PRELAUNCHES PREOCCUPANT PREPUNCTUAL PROCONSULAR PROCRUSTEAN PROCURANCES PROCURATION PULMOBRANCH PUNCHBOARDS PUNCTUATORS PUNCTURABLE PURCHASINGS PURITANICAL PURTENANCES PURVEYANCES QUADRASONIC QUADRICONES QUANGOCRACY QUANGOCRATS QUEENCRAFTS QUINACRINES RACERUNNERS RACONTEUSES RADIOLUCENT RAMGUNSHOCH RANCOROUSLY RAUCOUSNESS RAUNCHINESS REACQUAINTS REACQUIRING REACTUATING REASSURANCE RECAPTURING RECAUTIONED RECTANGULAR RECUSANCIES RECUSATIONS REDCURRANTS REDUCTIONAL REDUNDANCES REEDUCATING REEDUCATION REINOCULATE REINSURANCE RELAUNCHING RELUCTANCES RELUCTANTLY RELUCTATING RELUCTATION RENUNCIANTS RENUNCIATES REPUBLICANS REPUGNANCES REPUNCTUATE RESURFACING RESUSCITANT RETINACULAR RETINACULUM RHAMNACEOUS ROUNDARCHED RUBEFACIENT RUBEFACTION RUBRICATING RUBRICATION RURIDECANAL RUSTICATING RUSTICATION SANCTUARIES SANCTUARISE SANCTUARIZE SANDSUCKERS SAURISCHIAN SCATTERGUNS SCRUMMAGING SOUNDTRACKS SPRAUCHLING SPRAUNCIEST STARFUCKING STRAUCHTING STRIDULANCE SUBBRANCHES SUBCARDINAL SUBCHANTERS SUBCONTRACT SUBCONTRARY SUBDEACONRY SUBHARMONIC SUBTRACTING SUBTRACTION SUFFERANCES SUNCATCHERS SUNDERANCES SUPERAGENCY SUPERJACENT SUPERNACULA SUPPORTANCE SURCHARGING SURFACTANTS SURFCASTING SURVEYANCES SURVIVANCES TACITURNITY TAUTOCHRONE THUNDERCLAP TOURMALINIC TRACHINUSES TRADUCEMENT TRADUCINGLY TRADUCTIONS TRANSDUCERS TRANSDUCING TRANSDUCTOR TRANSLUCENT TRANSURANIC TRIBUNICIAL TRIBUNICIAN TRUNCATINGS TRUNCATIONS ULCERATIONS ULTRASONICS UNANCHORING UNBARRICADE UNBRACKETED UNCASTRATED UNCERTAINLY UNCERTAINTY UNCHARITIES UNCHARTERED UNCHRISTIAN UNCLARIFIED UNCLARITIES UNCLEANLIER UNCLEARNESS UNCROSSABLE UNCRUSHABLE UNCURTAILED UNCURTAINED UNCUSTOMARY UNDECORATED UNDERACTING UNDERACTION UNDERACTIVE UNDERACTORS UNDERCHARGE UNDERCOATED UNDERREACTS UNEMPIRICAL UNGRAMMATIC UNICELLULAR UNICOLORATE UNMERCENARY UNNECESSARY UNPATRIOTIC UNPRACTICAL UNPRACTICED UNPRACTISED UNPREACHING UNPURCHASED UNREACHABLE UNREACHABLY UNREALISTIC UNRECALLING UNRECLAIMED UNREFRACTED UNRELUCTANT UNSATIRICAL UNSCABBARDS UNSCHOLARLY UNSCRAMBLED UNSCRAMBLER UNSCRAMBLES UNSCRATCHED UNSECTARIAN UNSTARCHING UNTRACEABLE UNTRACTABLE UNVERACIOUS UPPERCASING URODYNAMICS URTICATIONS VENTRICULAR VERNACULARS VULCANISERS VULCANIZERS