There are 938 eleven-letter words containing A, D, E and P, https://www.bestwordlist.com/c/a/4/11letterwordswithadep.htm ACCOMPANIED ACIDOPHILES ADAPTEDNESS ADAPTOGENIC ADEPTNESSES ADIPOCEROUS ADIPOSITIES ADVISERSHIP AECIDOSPORE AEDILESHIPS ALDOPENTOSE ALPHASORTED ALPHATESTED ANABAPTISED ANABAPTIZED ANADIPLOSES ANDROPAUSES ANDROPHORES ANTEPENDIUM ANTICIPATED ANTIPODEANS APHELANDRAS APHIDICIDES APODYTERIUM APOSTATISED APOSTATIZED APOSTOLISED APOSTOLIZED APPENDICLES APPERCEIVED APPERTAINED APPLAUDABLE APPLEDRAINS APPORTIONED APPRECIATED APPREHENDED APPRENTICED ARPEGGIATED ASEPTICISED ASEPTICIZED ASPHYXIATED ATMOSPHERED AUDIOPHILES AUTOGRAPHED BABYPROOFED BACKDROPPED BACKFLIPPED BACKPADDLED BACKPADDLES BACKPEDALED BACKSLAPPED BACKSPEERED BACKSPEIRED BACKSTAMPED BACKSTOPPED BEADLESHIPS BEDIAPERING BEPLASTERED BESPATTERED BESPREADING BICUSPIDATE BIPEDALISMS BIPOLARISED BIPOLARIZED BLACKTOPPED BODYSHAPERS BRADYPEPTIC BRICKSHAPED BROADPIECES CAMELEOPARD CAMELOPARDS CAMPHORATED CANDLEPOWER CAPACITATED CAPARISONED CAPERNOITED CAPITALISED CAPITALIZED CAPITULATED CARDPLAYERS CARDPUNCHES CARDSHARPER CARPENTERED CARPETWEEDS CARYOPSIDES CEDARSTRIPS CEPHALOPODS CERATOPSIDS CHAPTALISED CHAPTALIZED CLAPBOARDED CLOUDSCAPES COCAPTAINED COMPACTEDLY COMPANIONED COMPENSATED COMPLICATED COMPRADORES COMRADESHIP CONSTIPATED COPARTNERED COPPERHEADS COPYREADERS COPYREADING CRISPBREADS CYCADOPHYTE CYCLOPAEDIA CYCLOPAEDIC CYCLOPEDIAS DAMPCOURSES DAMPISHNESS DANCESPORTS DAPPERLINGS DEACONSHIPS DEADPANNERS DEADPANNING DEALERSHIPS DEASPIRATED DEASPIRATES DECAMPMENTS DECAPITATED DECAPITATES DECAPITATOR DECAPSULATE DECEPTIONAL DECOUPAGING DECREPITATE DEDUPLICATE DELPHICALLY DEMOGRAPHER DEMOGRAPHIC DEOPPILATED DEOPPILATES DEPARTEMENT DEPARTMENTS DEPASTURING DEPAUPERATE DEPAUPERISE DEPAUPERIZE DEPENDANCES DEPHLEGMATE DEPILATIONS DEPLORATION DEPLUMATION DEPOLARISED DEPOLARISER DEPOLARISES DEPOLARIZED DEPOLARIZER DEPOLARIZES DEPOPULATED DEPOPULATES DEPOPULATOR DEPORTATION DEPRAVATION DEPRAVEMENT DEPRAVINGLY DEPRAVITIES DEPRECATING DEPRECATION DEPRECATIVE DEPRECATORS DEPRECATORY DEPRECIABLE DEPRECIATED DEPRECIATES DEPRECIATOR DEPREDATING DEPREDATION DEPREDATORS DEPREDATORY DEPRESSANTS DEPRIVATION DEPRIVATIVE DEPROGRAMED DEPROGRAMME DEPURATIONS DEPURATIVES DEPUTATIONS DERMAPTERAN DERMOGRAPHY DESIPRAMINE DESPATCHERS DESPATCHING DESPERADOES DESPERATELY DESPERATION DESPUMATING DESPUMATION DEUTERANOPE DEUTOPLASMS DEVELOPABLE DIADELPHOUS DIAMORPHINE DIAPHANEITY DIAPHORASES DIAPHORESES DIAPHORESIS DIAPHORETIC DIAPHRAGMED DIAPOPHYSES DIAPOSITIVE DICEPHALISM DICEPHALOUS DIENCEPHALA DILAPIDATED DILAPIDATES DIMERCAPROL DIPEPTIDASE DIPHOSPHATE DIPHTHERIAL DIPHTHERIAS DIPHYCERCAL DIPLOMACIES DIPLOMATESE DIPLOMATISE DIPLOMATIZE DIPLOPHASES DIPLOSPEAKS DIPTEROCARP DISAPPARELS DISAPPEARED DISAPPROVED DISAPPROVER DISAPPROVES DISCEPTATOR DISCREPANCE DISCREPANCY DISCULPATED DISCULPATES DISPARAGERS DISPARATELY DISPARITIES DISPATCHERS DISPAUPERED DISPENSABLE DISPENSABLY DISPENSATOR DISPERSANTS DISPLAYABLE DISPLEASANT DISPLEASING DISPLEASURE DISPOSABLES DISPRAISERS DISPREADING DISPROVABLE DISPUTATIVE DISSIPATERS DISSIPATIVE DISULPHATES DODECAPHONY DOUBLESPEAK DOXOGRAPHER DREAMSCAPES DROSOPHILAE DUENNASHIPS DUNDERPATES DUPLICATELY DUPLICATIVE DUPLICATURE DYSPAREUNIA DYSPATHETIC DYSPEPTICAL EDAPHICALLY ELEPHANTOID ELLIPSOIDAL EMANCIPATED EMPANOPLIED EMPARADISED EMPARADISES EMPASSIONED EMPLASTERED ENCEPHALOID ENCOMPASSED ENDOPHAGIES ENDOPHAGOUS ENDOPLASMIC ENDOPLASTIC ENDOPLEURAS EPICARDIUMS EPIDIASCOPE EPISCOPATED EPOXIDATION EQUIPARATED ESPADRILLES EUPHAUSIIDS EXASPERATED EXPATRIATED EXPEDITATED EXPEDITATES EXPENDABLES EXPROBRATED FACEPLANTED FELDSPATHIC FELSPATHOID FLAPDOODLES FLAPPERHOOD FOREPLANNED FRANKPLEDGE GASTEROPODS GIFTWRAPPED GLADWRAPPED GRANDEESHIP GRANDNEPHEW GRANDPARENT GRAPHITISED GRAPHITIZED HALOPERIDOL HANDICAPPED HANDICAPPER HANDPRESSES HANDSTAMPED HANDYPERSON HEADSPRINGS HEPARINISED HEPARINIZED HEPATITIDES HEPTACHORDS HEPTAHEDRAL HEPTAHEDRON HEPTANDROUS HEPTAPODIES HERALDSHIPS HOLOGRAPHED HYDROPHANES HYDROPLANED HYDROPLANES HYDROSPACES HYPERDACTYL HYPERDORIAN HYPERDULIAS HYPERLYDIAN HYPERMEDIAS HYPNOPAEDIA IDEOGRAPHIC IDEOPRAXIST IDIOPATHIES IMPANNELLED IMPARADISED IMPARADISES IMPASSIONED IMPEDIMENTA IMPLEADABLE IMPOUNDABLE IMPOUNDAGES IMPREGNATED INADAPTABLE INAPTITUDES INDAPAMIDES INDUPLICATE INSPISSATED INTERLAPPED INTERPLAYED INTERPLEADS INTERSPACED ISODIAPHERE JEOPARDISED JEOPARDISES JEOPARDIZED JEOPARDIZES JEOPARDYING LADDERPROOF LAMPADARIES LAMPBLACKED LAMPHOLDERS LANDSCAPERS LANDSKIPPED LAPIDESCENT LEADERSHIPS LEAPFROGGED LEOPARDSKIN LEPIDOPTERA LEPTODACTYL LIPREADINGS LIVETRAPPED LOGOPAEDICS LOUDSPEAKER LYMPHEDEMAS MADREPORIAN MADREPORITE MALADAPTIVE MANIPULATED MANSPLAINED MANSPREADER MARPRELATED MARZIPANNED MAXILLIPEDE MAXILLIPEDS MEDIASCAPES MERCAPTIDES METAPHRASED METHYLDOPAS MIDSHIPMATE MISHAPPENED MISPACKAGED MISPERSUADE MISPLEADING MONOGRAPHED MUCKSPREADS NEWSPAPERED NONADAPTIVE OCTAPEPTIDE OPENHEARTED OPERCULATED OPINIONATED OPTIMALISED OPTIMALIZED OREPEARCHED ORTHOPAEDIC ORTHOPEDIAS OUTGALLOPED OUTPREACHED OUTSPARKLED OVEREXPANDS OVERPAINTED OVERPEDALED OVERPLAIDED OVERPLANNED OVERPLANTED OVERPRAISED OVERSPREADS OVERWRAPPED PACHYDERMAL PACHYDERMIA PACHYDERMIC PACIFICATED PACKSADDLES PACKTHREADS PADDLEBALLS PADDLEBOARD PADDLEBOATS PADDYMELONS PADDYWACKED PAEDAGOGUES PAEDERASTIC PAEDIATRICS PAEDIATRIES PAEDIATRIST PAEDODONTIC PAEDOLOGIES PAEDOLOGIST PAEDOPHILES PAEDOPHILIA PAEDOPHILIC PAEDOTRIBES PAEDOTROPHY PALATALISED PALATALIZED PALINDROMES PALISANDERS PALLIDITIES PALMCORDERS PALPEBRATED PALUDAMENTA PALUDAMENTS PANDECTISTS PANDEMONIAC PANDEMONIAN PANDEMONIUM PANDERESSES PANDERMITES PANEGYRISED PANEGYRIZED PANHANDLERS PANICULATED PANTALETTED PANTALOONED PANTDRESSES PAPERBACKED PAPERBOARDS PAPERBOUNDS PAPPARDELLE PARABOLISED PARABOLIZED PARADIDDLED PARADIDDLES PARADOXURES PARADROPPED PARAGLIDERS PARAGRAPHED PARALDEHYDE PARALLELLED PARALOGISED PARALOGIZED PARAMEDICAL PARAMEDICOS PARAPHRASED PARASCENDER PARASITISED PARASITIZED PARASUICIDE PARCHEDNESS PAREIDOLIAS PARENTHOODS PARLEYVOOED PAROTITIDES PARTIALISED PARTIALIZED PARTITIONED PASQUINADED PASQUINADER PASQUINADES PASSAMENTED PASSEMENTED PASSIONATED PASTEBOARDS PASTEURISED PASTEURIZED PASTURELAND PATCHWORKED PATHFINDERS PATRIALISED PATRIALIZED PECCADILLOS PECKERHEADS PEDAGOGICAL PEDAGOGISMS PEDAGOGUERY PEDAGOGUING PEDAGOGUISH PEDAGOGUISM PEDANTICISE PEDANTICISM PEDANTICIZE PEDANTISING PEDANTIZING PEDANTOCRAT PEDERASTIES PEDESTALING PEDESTALLED PEDESTRIANS PEDIATRISTS PEDICELLATE PEDICULATED PEDICULATES PEDOLOGICAL PEDOPHILIAC PEDOPHILIAS PEDUNCULATE PENDULATING PENTACHORDS PENTADACTYL PENTAHEDRAL PENTAHEDRON PENTAMIDINE PENTANDRIAN PENTANDROUS PENTAPLOIDS PENTAPLOIDY PENTAPODIES PENTLANDITE PERCOIDEANS PERDURANCES PERDURATION PERICARDIAC PERICARDIAL PERICARDIAN PERICARDIUM PERIDINIANS PERIODICALS PERIODONTAL PERIODONTIA PERIPHRASED PERNOCTATED PEROXIDASES PERPETRATED PERPETUATED PERSPIRATED PERSUADABLE PERTURBATED PETRODOLLAR PETROLHEADS PETTICOATED PHAENOTYPED PHAGEDAENAS PHAGEDAENIC PHILANDERED PHILANDERER PHILODENDRA PHOSPHATIDE PHOTOMAPPED PHOTOSTATED PHYLLOCLADE PICKABACKED PICKAPACKED PIECEMEALED PIGGYBACKED PIGHEADEDLY PILGRIMAGED PINNIPEDIAN PLACEHOLDER PLACEKICKED PLACIDITIES PLAGIARISED PLAGIARIZED PLANETOIDAL PLANTIGRADE PLASMODESMA PLASMODESMS PLASMOLYSED PLASMOLYZED PLASTICATED PLASTICISED PLASTICIZED PLASTIDULES PLATEMARKED PLATTELANDS PLAYLEADERS PLAYREADERS PLEURODYNIA PLOUGHHEADS PLUMDAMASES PLUNDERABLE PLUNDERAGES PNEUMATHODE POLYANDRIES POLYGAMISED POLYGAMIZED POLYGRAPHED POMPADOURED PONDERABLES PONDERANCES PONDERATING PONDERATION POPULARISED POPULARIZED POSTILLATED POTENTIATED PRAECORDIAL PRAEDIALITY PRAESIDIUMS PRAGMATISED PRAGMATIZED PREABSORBED PREACHIFIED PREADAMITES PREADAPTING PREADAPTIVE PREADJUSTED PREADMITTED PREADMONISH PREADOPTING PREALLOTTED PREAPPROVED PREARRANGED PREASSIGNED PREAUDIENCE PREBOARDING PRECANCELED PRECLUDABLE PREDACITIES PREDATORILY PREDECEASED PREDECEASES PREDIABETES PREDIABETIC PREDICABLES PREDICAMENT PREDICATING PREDICATION PREDICATIVE PREDICATORS PREDICATORY PREDICTABLE PREDICTABLY PREDISPOSAL PREDOCTORAL PREDOMINANT PREDOMINATE PREDYNASTIC PREFINANCED PREHANDLING PREHARDENED PREHEADACHE PREHOLIDAYS PREJUDICANT PREJUDICATE PREJUDICIAL PRELAUNCHED PREMARKETED PREMEASURED PREMEDICATE PREMEDIEVAL PREMEDITATE PREOBTAINED PREORDAINED PREPACKAGED PREPRANDIAL PREPREPARED PRERELEASED PRESIGNALED PRESSBOARDS PRETENDANTS PRIVATEERED PROCEDURALS PROCTODAEAL PROCTODAEUM PRODIGALISE PRODIGALIZE PROLONGATED PROMENADERS PROMENADING PROMULGATED PROOFREADER PROPITIATED PROTANDRIES PROTERANDRY PROTRUDABLE PRUDENTIALS PSALMODISED PSALMODISES PSALMODIZED PSALMODIZES PSEUDIMAGOS PSEUDOACIDS PSEUDOCARPS PSEUDOGRAPH PSEUDOLOGIA PSEUDOMONAD PSEUDOMONAS PSEUDOPODAL PSEUDOPODIA PSYCHEDELIA PSYCHODELIA PTERANODONS PTERODACTYL PUMPHANDLED PUMPHANDLES PUNCTULATED PURITANISED PURITANIZED PYRANOSIDES PYRITOHEDRA QUADCOPTERS QUADRIPOLES QUADRUPEDAL QUADRUPLETS QUADRUPLIES QUADRUPOLES RADARSCOPES RADIOPAGERS RADIOPHONES RADIOSCOPES RAINPROOFED RAPIDNESSES RATAPLANNED READERSHIPS READOPTIONS REAPPARELED REAPPOINTED REAPPRAISED REATTEMPTED RECOMPACTED RECUPERATED REDISPLAYED REDUPLICATE REEXPLAINED REIMPLANTED RELANDSCAPE REPAGINATED REPATRIATED REPATTERNED REPLASTERED REPOLARISED REPOLARIZED REPOPULATED REPRIMANDED REPROGRAMED REPUDIATING REPUDIATION REPUDIATIVE REPUDIATORS REPURCHASED RESHARPENED RESPREADING RHAPSODISED RHAPSODISES RHAPSODIZED RHAPSODIZES RHODODAPHNE RHODOPHANES ROPEDANCERS ROPEDANCING ROTOGRAPHED SANDGROPERS SANDPAPERED SAPIDNESSES SCAPEGOATED SCOLOPENDRA SCORPAENIDS SCORPAENOID SCRAPBOOKED SCRAPEGOODS SESQUIPEDAL SHARPBENDER SHEEPSHEADS SIDEROPENIA SLEEPWALKED SLEEPYHEADS SNAPSHOTTED SOAPSUDSIER SOMATOTYPED SOUNDSCAPES SPACEWALKED SPADEFISHES SPANIOLATED SPANIOLISED SPANIOLIZED SPATIALISED SPATIALIZED SPATTERDASH SPATTERDOCK SPEARFISHED SPEARHEADED SPECIALISED SPECIALIZED SPEEDBALLED SPEEDFREAKS SPERMADUCTS SPERMICIDAL SPHACELATED SPHAERIDIUM SPIFLICATED SPINIGRADES SPLAYFOOTED SPREADINGLY SPREADSHEET SPRINGHEADS SPULEBLADES STAMPEDOING STANDPATTER STAPEDIUSES STEGANOPODS STEPDANCERS STEPDANCING STEPLADDERS STEWARDSHIP STIPENDIARY STIPENDIATE STRAPHANGED STRAPPADOED STRAPPADOES SULPHONATED SULPHURATED SUPERABOUND SUPERADDING SUPERBOARDS SUPERDAINTY SUPERFATTED SUPERHARDEN SUPERHEATED SUPERSEDEAS SUPPEDANEUM SUPPLICATED SWORDPLAYER SYMPATHISED SYMPATHIZED TABLETOPPED TAILSPINNED TELEGRAPHED TETRAPLOIDS TETRAPLOIDY TETRAPODIES TETRAPODOUS THEROPODANS THREEPEATED THUNDERCLAP TIMESTAMPED TRADERSHIPS TRAMPOLINED TRANSHIPPED TRANSPADANE TRANSPONDER TRANSPORTED TRANSSHAPED TRAPEZOIDAL TREPIDATION TREPIDATORY TRIPLICATED TRIPUDIATED TRIPUDIATES TRYPANOCIDE TYPOGRAPHED UNADAPTABLE UNADOPTABLE UNAMPLIFIED UNAPPOINTED UNASPIRATED UNATTEMPTED UNCAPTIONED UNCOMPACTED UNCOMPANIED UNDERDAMPER UNDERLAPPED UNDERPASSES UNDERPAYING UNDERPLANTS UNDERPLAYED UNDERPRAISE UNDERSHAPEN UNEXPLAINED UNIMPEACHED UNPANNELLED UNPARADISED UNPARADISES UNPARAGONED UNPASSIONED UNPATHWAYED UNPATTERNED UNPERSUADED UNPLASTERED UNPOLARISED UNPOLARIZED UNPOPULATED UNPRACTICED UNPRACTISED UNPURCHASED UNSEPARATED UNSHARPENED UNSURPASSED UPGRADEABLE UTOPIANISED UTOPIANIZED VAIVODESHIP VAPIDNESSES VIDEOGRAPHY VIDEOTAPING VITUPERATED WALLPAPERED WARDENSHIPS WARDERSHIPS WEAPONEERED WHIPSTALLED WIDECHAPPED WINDOWPANES WINGSPREADS XYLOGRAPHED