There are 664 nine-letter words containing A, C, D and N, https://www.bestwordlist.com/c/a/4/9letterwordswithacdn.htm ABDICANTS ABDUCTING ABDUCTION ABIDANCES ABONDANCE ABSCINDED ABSCONDED ABSCONDER ABUNDANCE ABUNDANCY ACANTHOID ACARIDANS ACARIDEAN ACARIDIAN ACCEDENCE ACCENDING ACCIDENCE ACCIDENTS ACCORDANT ACCORDING ACCORDION ACCOUNTED ACIDULENT ACRIDINES ACRIDNESS ACRODONTS ACTINIDES ACTINOIDS ACTINOPOD ADAMANCES ADDICTING ADDICTION ADDUCTING ADDUCTION ADHERENCE ADJACENCE ADJACENCY ADJACENTS ADJUNCTLY ADJUTANCY ADJUVANCY ADMINICLE ADMIRANCE ADNASCENT ADUNCATED ADVANCERS ADVANCING ADVECTING ADVECTION AFFIANCED ANACONDAS ANDESITIC ANDROECIA ANECDOTAL ANECDOTES ANECDOTIC ANECDYSES ANECDYSIS ANHEDONIC ANNOUNCED ANTECEDED ANTECEDES ANTICISED ANTICIZED ANTICODON ARACHNIDS ARACHNOID ARCADIANS ARCADINGS ARCHFIEND ARCSECOND ARDENCIES ASCENDANT ASCENDENT ASCENDERS ASCENDEUR ASCENDING ASCIDIANS ASYNDETIC AUCTIONED AUDIENCES AUDIENCIA AVOIDANCE BACKBANDS BACKBENDS BACKBONDS BACKBONED BACKDOWNS BACKHANDS BACKLANDS BACKWINDS BALCONIED BALDACHIN BANDICOOT BANKCARDS BARNACLED BECHANCED BENCHLAND BLACKBAND BLACKENED BLACKLAND BRACONIDS BRANCARDS BRAUNCHED BROCADING CABSTANDS CACODEMON CADENCIES CADENCING CADENTIAL CADRANSES CALAMINED CALANDRIA CALCEDONY CALENDARS CALENDERS CALENDRER CALENDRIC CALENDULA CALUMNIED CAMANACHD CANALISED CANALIZED CANCELLED CANCROIDS CANDIDACY CANDIDATE CANDIDEST CANDLELIT CANDLENUT CANDLEPIN CANDYGRAM CANDYTUFT CANFIELDS CANNONADE CANOEWOOD CANONISED CANONIZED CANOODLED CANOODLER CANOODLES CANTHARID CANTICOED CANULATED CANVASSED CAPONISED CAPONIZED CAPTAINED CAPTIONED CARANGIDS CARANGOID CARAVANED CARBONADE CARBONADO CARCINOID CARDAMINE CARDAMONS CARDIGANS CARDINALS CARDPHONE CARDPUNCH CARINATED CARNALLED CARNIFIED CARRONADE CARTOONED CASCADING CASEBOUND CASKSTAND CASSONADE CATENATED CATENOIDS CATNAPPED CAUDATION CAULDRONS CAUTIONED CAVENDISH CELANDINE CHAETODON CHAGRINED CHALANNED CHALDRONS CHALKLAND CHANCROID CHANDELLE CHANDLERS CHANDLERY CHANNELED CHASTENED CHAVENDER CHAWDRONS CHEAPENED CHLORDANE CHLORDANS CHONDROMA CIRCADIAN CISPADANE CLADDINGS CLAMPDOWN CLANGORED CLARENDON CLARIONED CLOGDANCE CLOUDLAND CLUBHANDS CLUBLANDS CNIDARIAN COADUNATE COANNEXED COARSENED COASTLAND COATSTAND COATTENDS COCCIDIAN CODENAMES CODOMAINS COENACTED COHEADING COLANDERS COLEADING COLONNADE COMANAGED COMEDIANS COMMANDED COMMANDER COMMANDOS COMMENDAM COMMUNARD COMPANDED COMPANDER COMPANDOR COMPANIED COMPENDIA CONCEALED CONCORDAL CONCORDAT CONDYLOMA CONELRADS CONFABBED CONFIDANT CONFLATED CONGEALED CONSTATED CONTACTED CONTADINA CONTADINE CONTADINI CONTADINO CONTAINED COORDINAL CORDOVANS CORDWAINS CORIANDER CORNBRAID CORNBREAD CORNLANDS CORONATED CORRADING CORRODANT COSTEANED COTTONADE COWARDING CRACKDOWN CRADLINGS CRAMPONED CRAUNCHED CREDENZAS CRINOIDAL CROPLANDS CROSSBAND CROWNLAND CRUSADING CURANDERA CURANDERO CURTAINED CUSTODIAN CYANAMIDE CYANAMIDS CYANIDING CYSTIDEAN DACHSHUND DACKERING DALLIANCE DAMASCENE DANCEABLE DANCECORE DANCEHALL DANCELIKE DANCETTEE DANCETTES DANCEWEAR DANCICALS DANDIACAL DAYCATION DAYCENTRE DEACONESS DEACONING DECADENCE DECADENCY DECADENTS DECAGONAL DECALLING DECAMPING DECANALLY DECANTATE DECANTERS DECANTING DECAPODAN DECARBING DECATHLON DECEASING DECENNARY DECENNIAL DECHEANCE DECKHANDS DECLARANT DECLARING DECLAWING DECLINALS DECLINANT DECLINATE DEDICANTS DEFIANCES DEMONIACS DEMONICAL DENTICARE DERACINES DESCALING DESCANTED DESCANTER DESICCANT DETACHING DEVIANCES DIACHRONY DIACHYLON DIACODION DIACONATE DIACTINAL DIACTINES DIACTINIC DIANOETIC DIAPHONIC DICENTRAS DICHONDRA DICTATING DICTATION DICTIONAL DIETICIAN DILATANCY DINOCERAS DIOCESANS DIONYSIAC DISANCHOR DISBRANCH DISCAGING DISCANDIE DISCANTED DISCANTER DISCASING DISPACING DISTANCED DISTANCES DIVALENCE DIVALENCY DOCKHANDS DOCKLANDS DOCTORAND DOCTRINAL DODECAGON DOMINANCE DOMINANCY DOMINICAL DOWNCASTS DOWNSCALE DRACAENAS DRACONIAN DRACONISM DRACONTIC DUBITANCY DUCATOONS DULCIANAS DULCINEAS DUMBCANES DUPLICAND DYNAMICAL DYNAMITIC ECHINATED EDUCATING EDUCATION ENCHAINED ENCHANTED ENCHARGED ENCHARMED ENCHILADA ENCLASPED ENCODABLE ENCRADLED ENCRADLES ENCREASED ENDAMEBIC ENDECAGON ENDEMICAL ENDOCARPS ENDOCASTS ENDOGAMIC ENDOSARCS ENDURANCE ENTRANCED EPICEDIAN ERADICANT ESCLANDRE EUCLIDEAN EUCLIDIAN EVANESCED EXCHANGED FACEDOWNS FACUNDITY FALCONOID FANCIFIED FECUNDATE FLANCARDS FLAUNCHED FRANCISED FRANCIZED GADOLINIC GASCONADE GENOCIDAL GOLCONDAS GRAUNCHED GUIDANCES GYNAECOID HACENDADO HACIENDAS HACKNEYED HANDCARTS HANDCLAPS HANDCLASP HANDCRAFT HANDCUFFS HANDICAPS HANDPICKS HEADCOUNT HINDCASTS HINDRANCE HOLANDRIC IDENTICAL IMPEDANCE INCHOATED INCLASPED INCREASED INCUBATED INDEXICAL INDICANTS INDICATED INDICATES INDICATOR INFARCTED INFRACTED INSTANCED INVOCATED IRONCLADS JACARANDA JAUNDICED JAUNDICES KICKSTAND KNACKERED KNAIDLACH KNEIDLACH LACKLANDS LANCEWOOD LANDFORCE LANDRACES LANDSCAPE LAODICEAN LAUNCHPAD LIDOCAINE LYCAENIDS MACEDOINE MACRODONT MANDIOCAS MANDIOCCA MANDUCATE MANICURED MANSCAPED MANUCODES MARCHLAND MARCONIED MEDICANTS MEDICINAL MENDACITY MENDICANT MINDSCAPE MONACIDIC MONADICAL MONADNOCK MONOACIDS MONODICAL MOONFACED MUSCADINE MUSCADINS NALIDIXIC NECKBANDS NECKLACED NECTARIED NICKNAMED NONACIDIC NONADDICT NONDANCER NONDANCES NONSACRED NOTECARDS NUCLEATED OCEANIDES OCEANSIDE OCEANWARD OCTOPODAN ORDINANCE ORDNANCES OUTDANCED OUTDANCES PACTIONED PANDEMICS PHONECARD PINACOIDS PINNACLED POUNDCAKE PREDICANT PUNCTATED PYCNIDIAL QUICKSAND RACHIDIAN RADIANCES RADICANDS RADIONICS RANCELLED RANCHLAND RANCIDEST RANCIDITY RANCOURED RANSACKED READVANCE REASCENDS RECHANGED RECLEANED REDACTING REDACTION REDUCTANT REENACTED RICKSTAND RIDDANCES RONCADORS RONDACHES ROUNDARCH SANDARACH SANDARACS SANDCRACK SCABLANDS SCALDINGS SCANDALED SCANDIUMS SCAVENGED SCIAENIDS SCIAENOID SCLAUNDER SCRANCHED SCRUBLAND SECONDARY SHADCHANS SLACKENED SLAMDANCE SMACKDOWN SONICATED SOUNDCARD SPACEBAND SPANCELED SPONDAICS STAUNCHED SUBDEACON SUNSCALDS SYNDACTYL SYNDICATE SYNODICAL TACHINIDS TENDANCES TENIACIDE TENTACLED THEANDRIC THINCLADS TRADUCIAN TRADUCING TRANCEDLY TRANSCEND TRANSCODE TRANSDUCE TRENCHAND TRENCHARD TRIDACNAS TRUNCATED TUNICATED UNACCRUED UNACCUSED UNACTIVED UNAMERCED UNCANDLED UNCANDORS UNCANDOUR UNCATERED UNCHAINED UNCHAIRED UNCHANGED UNCHARGED UNCHARMED UNCHARRED UNCHARTED UNCINATED UNCLAIMED UNCLAMPED UNCLASPED UNCLASSED UNCLEANED UNCLEARED UNCLOAKED UNCORDIAL UNCRACKED UNCREASED UNCREATED UNDECAGON UNDECAYED UNDECIMAL UNDEFACED UNDERACTS UNDERCARD UNDERCART UNDERCAST UNDERCLAD UNDERCLAY UNDERCOAT UNDULANCE UNDULANCY UNDYNAMIC UNEFFACED UNFACETED UNFANCIED UNHATCHED UNLATCHED UNLOCATED UNMATCHED UNNUANCED UNPATCHED UNREACHED UNSCANNED UNSCARRED UNSCATHED UNSOLACED UNSTACKED UNTACKLED UNTRACKED UNWATCHED VINDICATE VOIDANCES WAHCONDAS WARDCORNS WATCHBAND WINDPACKS