There are 669 eleven-letter words containing A, C, D, E and N, https://www.bestwordlist.com/c/a/5/11letterwordswithacden.htm ABECEDARIAN ABSCONDENCE ABUNDANCIES ACADEMICIAN ACCELERANDO ACCENTUATED ACCESSIONED ACCIDENTALS ACCOMPANIED ACCORDANCES ACCREDITING ACETANILIDE ACETANILIDS ACHONDRITES ACIDANTHERA ACKNOWLEDGE ACOTYLEDONS ACRIDNESSES ADAPTOGENIC ADJACENCIES ADJUTANCIES ADJUVANCIES ADMIRAUNCES ADMITTANCES ADOLESCENCE ADOLESCENTS ADULTESCENT ADVANCEMENT ADVERTENCES AERODYNAMIC AFFECTIONED ANECDOTAGES ANECDOTALLY ANECDOTICAL ANECDOTISTS ANNUNCIATED ANTECEDENCE ANTECEDENTS ANTICATHODE ANTICIPATED ANTISUICIDE APPENDICLES APPRENTICED ARCHDEACONS ASCENDANCES ASCENDANTLY ASCENDENCES ASCERTAINED ATTENDANCES ATTOSECONDS BACKHANDERS BACKSLIDDEN BANDICOOTED BECOWARDING BENCHMARKED BINUCLEATED BLACKHANDER BREAKDANCED BREAKDANCER BREAKDANCES BUCCANEERED BUCCANIERED CACHINNATED CACODAEMONS CACODEMONIC CADAVERINES CADDISHNESS CAFFEINATED CALAMANDERS CALCEDONIES CALCEDONIOS CALENDARERS CALENDARING CALENDARISE CALENDARIST CALENDARIZE CALENDERERS CALENDERING CALENDRICAL CALUMNIATED CANCELEERED CANCELIERED CANCELLATED CANDELABRAS CANDELABRUM CANDELILLAS CANDESCENCE CANDIDACIES CANDIDATURE CANDIDIASES CANDLEBERRY CANDLELIGHT CANDLEPOWER CANDLESTICK CANDLEWICKS CANDLEWOODS CANTHARIDES CANTILLATED CAPARISONED CAPERNOITED CARBAMIDINE CARBONADOED CARBONADOES CARBONNADES CARDINALATE CARDIOGENIC CARDPUNCHES CARILLONNED CARNATIONED CAROTENOIDS CARPENTERED CARYATIDEAN CASINGHEADS CAVENDISHES CENTERBOARD CENTIGRADES CENTRALISED CENTRALIZED CENTREBOARD CESTOIDEANS CHAIRMANNED CHALCEDONIC CHALCEDONYX CHAMBERHAND CHANDELIERS CHANDELLING CHANDLERIES CHANDLERING CHANGEROUND CHANNELISED CHANNELIZED CHARGEHANDS CHIFFONADES CHILBLAINED CHLORINATED CINEMATISED CINEMATIZED CLADOCERANS CLANDESTINE CLEANHANDED COADJACENCY COADJACENTS COADUNATIVE COATTENDING COCAPTAINED COCKSWAINED CODEFENDANT CODOMINANCE COEDUCATION COENAMOURED COLUMNIATED COMMANDABLE COMMANDEERS COMMANDMENT COMMENDABLE COMMENDABLY COMMENDATOR COMMENTATED COMPANIONED COMPENSATED CONCILIATED CONCORDANCE CONDEMNABLE CONDEMNABLY CONDENSABLE CONDENSATED CONDENSATES CONDIMENTAL CONDUCTANCE CONFEDERACY CONFEDERATE CONFIDANTES CONFISCATED CONGLOBATED CONGREGATED CONSECRATED CONSIDERATE CONSOCIATED CONSOLIDATE CONSTIPATED CONSTRAINED CONSUMMATED CONTRADANCE CONTRAVENED CONTREDANCE CONTREDANSE CONVALESCED CONVERSATED COORDINANCE COORDINATED COORDINATES COPARTNERED COPYREADING CORDIALNESS CORDILLERAN CORDWAINERS CORDWAINERY CORNBRAIDED COROMANDELS CORYDALINES COTRANSDUCE COTYLEDONAL COUNTERDRAW COUNTERMAND COUNTERRAID CRABBEDNESS CRADLESONGS CRAGGEDNESS CRANKHANDLE CREDENTIALS CRENELLATED CRESCENTADE CRINOIDEANS CROSSBANDED CYNGHANEDDS DAMASCEENED DAMASCEENES DAMASCENING DANCEMAKERS DANCESPORTS DEACCESSION DEACONESSES DEACONHOODS DEACONSHIPS DEADLOCKING DEBARCATION DEBAUCHMENT DECADENCIES DECAGONALLY DECAHEDRONS DECALESCENT DECAMERONIC DECAMPMENTS DECANEDIOIC DECANICALLY DECANTATING DECANTATION DECARBONATE DECARBONISE DECARBONIZE DECAUDATING DECENNARIES DECENNIALLY DECEPTIONAL DECIMATIONS DECLAIMANTS DECLAIMINGS DECLAMATION DECLARATION DECLINATION DECLINATORS DECLINATORY DECLINATURE DECOLLATING DECOLLATION DECOLORANTS DECORATINGS DECORATIONS DECOUPAGING DECREASINGS DECREMENTAL DECURIONATE DECURVATION DECUSSATING DECUSSATION DEDICATIONS DEFACEMENTS DEFAECATING DEFAECATION DEFALCATING DEFALCATION DEFEASANCED DEFEASANCES DEFECATIONS DEFORCIANTS DEIFICATION DELECTATING DELECTATION DELIVERANCE DEMARCATING DEMARCATION DEMICANTONS DEMONIACISM DEMONICALLY DEMONOCRACY DENDRACHATE DENDRITICAL DENTICULATE DENUNCIATED DENUNCIATES DENUNCIATOR DEPENDANCES DEPRECATING DEPRECATION DERACINATED DERACINATES DESCENDABLE DESCENDANTS DESECRATING DESECRATION DESICCATING DESICCATION DESISTANCES DESPATCHING DETACHMENTS DETERMINACY DETHATCHING DETOXICANTS DETRACTINGS DETRACTIONS DETRUNCATED DETRUNCATES DIACHRONIES DIAMAGNETIC DIENCEPHALA DILATANCIES DINOCERASES DIRECTIONAL DISADVANCED DISADVANCES DISANCHORED DISAVAUNCED DISAVAUNCES DISBRANCHED DISBRANCHES DISCARDMENT DISCERNABLE DISCERNABLY DISCORDANCE DISCREPANCE DISCREPANCY DISENCHAINS DISENCHANTS DISENTRANCE DISSONANCES DISTURBANCE DIVALENCIES DOCTRINAIRE DOCUMENTARY DODECAGONAL DODECAPHONY DOMINANCIES DUBITANCIES EDIFICATION EDUCATIONAL EICOSANOIDS ELUCIDATING ELUCIDATION EMANCIPATED ENCEPHALOID ENCHANTEDLY ENCHEIRIDIA ENCHONDROMA ENCOMIENDAS ENCOMPASSED ENCURTAINED ENDEMICALLY ENDOBLASTIC ENDOCARDIAC ENDOCARDIAL ENDOCARDIUM ENDOCRANIAL ENDOCRANIUM ENDOPLASMIC ENDOPLASTIC ENDOTHECIAL ERADICATING ERADICATION ETHANEDIOIC EUDAEMONICS EXCEEDANCES FACEPLANTED FACUNDITIES FANATICISED FANATICIZED FECUNDATING FECUNDATION FECUNDATORS FECUNDATORY FINANCIERED FLACCIDNESS FLANCONADES FORBIDDANCE FRAUDULENCE FRAUDULENCY FRICANDEAUS FRICANDEAUX GASCONADERS GENICULATED GENOCIDAIRE GEODYNAMICS GIGANTICIDE GONADECTOMY GRANDNIECES GRANDUNCLES GRECIANISED GRECIANIZED HACIENDADOS HANDCRAFTED HANDICAPPED HANDICAPPER HANDKERCHER HEDONICALLY HEMODYNAMIC HENDECAGONS HEXADECANES HINDERANCES HUNCHBACKED HYDROMANCER HYRACOIDEAN ICOSAHEDRON IDENTICALLY INACTIVATED INCANDESCED INCANDESCES INCARDINATE INCARNADINE INCATENATED INCIDENTALS INCINERATED INCORONATED INCRASSATED INCREASEDLY INDECIDUATE INDICATABLE INDICATIVES INDIGNANCES INDOMETACIN INDUCTANCES INDUPLICATE INFANTICIDE INOSCULATED INTENDANCES INTERARCHED INTERSPACED INTOXICATED INTRADERMIC IRRADIANCES ISOCYANIDES KITCHENMAID KNUCKLEHEAD LANCEOLATED LANDSCAPERS LANDSKNECHT LAPIDESCENT MACERANDUBA MADEFACTION MALEDICTING MALEDICTION MEDEVACKING MEDICAMENTS MEDICATIONS MEDICINABLE MEDICINALLY MEDIVACKING MENDACITIES MERCHANDISE MERCHANDIZE METAVANADIC MISBALANCED MISGUIDANCE MONARCHISED MONARCHIZED MUSCARDINES NAMECHECKED NANOSECONDS NEEDLECRAFT NEMATICIDAL NEMATICIDES NEMATOCIDAL NEMATOCIDES NEONATICIDE NIACINAMIDE NIDIFICATED NIDIFICATES NONACADEMIC NONADDICTED NONADJACENT NONATTACHED NONDIABETIC NOTICEBOARD NUCLEARISED NUCLEARIZED NUCLEOLATED NUDICAUDATE OBTRUNCATED OCCIDENTALS OCTAHEDRONS OCTANEDIOIC ORDONNANCES OUTBALANCED OUTDISTANCE OUTLAUNCHED OVERCLEANED OVERGLANCED PAEDODONTIC PANDECTISTS PANDEMONIAC PANICULATED PARASCENDER PARCHEDNESS PEDANTICISE PEDANTICISM PEDANTICIZE PEDANTOCRAT PEDUNCULATE PENTACHORDS PENTADACTYL PERCOIDEANS PERDURANCES PERICARDIAN PERNOCTATED PHAGEDAENIC PONDERANCES PREAUDIENCE PRECANCELED PREDICAMENT PREDICATING PREDICATION PREDYNASTIC PREFINANCED PREJUDICANT PRELAUNCHED PUNCTULATED QUADRICONES QUINDECAGON RADICALNESS RADIOLUCENT RANCIDITIES RANSHACKLED READDICTING READVANCING REASCENDING RECANALISED RECANALIZED RECAUTIONED RECHANNELED RECONTACTED RECORDATION REDACTIONAL REDCURRANTS REDICTATING REDUCTIONAL REDUNDANCES REEDUCATING REEDUCATION REINCREASED RELANDSCAPE RESCINDABLE RETARDANCES REVENDICATE REVINDICATE ROPEDANCERS ROPEDANCING ROUNDARCHED RURIDECANAL SACRAMENTED SANCTITUDES SANDCASTLES SANDSUCKERS SCABBEDNESS SCANDALISED SCANDALISER SCANDALISES SCANDALIZED SCANDALIZER SCANDALIZES SCAVENGERED SCHERZANDOS SCOLOPENDRA SCORPAENIDS SCORPAENOID SCREENLANDS SECONDARIES SECONDARILY SEMINOMADIC SOUNDSCAPES STANCHELLED STANCHIONED STENOCARDIA STEPDANCERS STEPDANCING STICKHANDLE STRIDULANCE SUBACIDNESS SUBDEACONRY SUBINDICATE SUCCEDANEUM SUNDERANCES TABERNACLED TAENIACIDES TELECOMMAND TENTACULOID THEODICEANS THUNDERCLAP TRADUCEMENT TRANSCENDED TRANSCODERS TRANSCRIBED TRANSDUCERS TRANSFECTED TRYPANOCIDE TYRANNICIDE UNACCOUNTED UNALLOCATED UNANNOUNCED UNBARRICADE UNBRACKETED UNCALCIFIED UNCALLOUSED UNCANCELLED UNCANONISED UNCANONIZED UNCAPTIONED UNCASTRATED UNCATALOGED UNCHANNELED UNCHARTERED UNCHASTENED UNCHASTISED UNCHASTIZED UNCLARIFIED UNCOALESCED UNCOMPACTED UNCOMPANIED UNCONCEALED UNCONGEALED UNCONTAINED UNCURTAILED UNCURTAINED UNDANCEABLE UNDEBAUCHED UNDECIDABLE UNDECORATED UNDEDICATED UNDERACTING UNDERACTION UNDERACTIVE UNDERACTORS UNDERCHARGE UNDERCOATED UNDERREACTS UNDULANCIES UNENCHANTED UNEXCAVATED UNGLACIATED UNHACKNEYED UNIMPEACHED UNINCHANTED UNJAUNDICED UNLOCALISED UNLOCALIZED UNMEDICATED UNPRACTICED UNPRACTISED UNPURCHASED UNRECLAIMED UNREFRACTED UNSCRAMBLED UNSCRATCHED UNSTAUNCHED UNVOCALISED UNVOCALIZED VALEDICTION VATICINATED VINDICATIVE WAINSCOTTED WARRANDICES WINDCHEATER