There are 776 ten-letter words containing A and 2D, https://www.bestwordlist.com/c/a/3/10letterwordswithadd.htm
ACCIDENTED ACCREDITED ACIDULATED ADDERBEADS ADDERSTONE ADDERWORTS
ADDICTIONS ADDITAMENT ADDITIONAL ADDITIVELY ADDITIVITY ADDLEMENTS
ADDLEPATED ADDRESSEES ADDRESSERS ADDRESSING ADDRESSORS ADDUCEABLE
ADDUCTIONS ADELANTADO ADJUDGMENT ADJUDICATE ADMEASURED ADMITTEDLY
ADMONISHED ADULTHOODS ADULTICIDE ADUMBRATED ADVANTAGED ADVENTURED
ADVERTISED ADVERTIZED AIRDROPPED AMBUSCADED AMYGDALOID ANANDAMIDE
ANDRADITES ANDROMEDAS ANHYDRIDES APHIDICIDE ARCHDRUIDS AUDIOTAPED
AUDITIONED AUTODIALED AUTODIDACT AUTOLOADED BACKHANDED BACKLOADED
BACKPADDLE BACKWINDED BADDERLOCK BADMOUTHED BALDERDASH BALDHEADED
BANDLEADER BANDOLINED BANDSTANDS BANDWIDTHS BAREHANDED BAREHEADED
BARRICADED BASTINADED BAYNODDIES BEADLEDOMS BEADLEHOOD BECOWARDED
BEDARKENED BEDEAFENED BEDIAPERED BEDRAGGLED BEDSPREADS BEGLADDING
BEHINDHAND BEMADDENED BEMEDALLED BESHADOWED BESTRADDLE BIDENTATED
BIODEGRADE BLADDERIER BLADDERNUT BLANDISHED BLIZZARDED BODYBOARDS
BODYGUARDS BONEHEADED BORDERLAND BRANDISHED BREADBOARD BREADHEADS
BRIDEMAIDS BRIDESMAID BRIDGEHEAD BROADBANDS BROADSIDED BROADSIDES
BROADSWORD BULKHEADED BULLHEADED BULLWADDIE BULWADDEES BULWADDIES
CADDISWORM CALENDARED CALENDERED CAMPODEIDS CANDIDATES CANDIDNESS
CANDLEWOOD CANNONADED CARDBOARDS CARDBOARDY CARDHOLDER CARDIGANED
CAVALCADED CEDARBIRDS CEDARWOODS CHANDELLED CHAUDFROID CHEDDARIER
CICADELLID CLOUDLANDS COADMITTED COADUNATED COATTENDED COLONNADED
COOLHEADED CUPBOARDED CUSPIDATED CYCADEOIDS CYNGHANEDD DACHSHUNDS
DAFFODILLY DAIRYMAIDS DAMASCENED DAMASKINED DAMINOZIDE DAMNEDESTS
DANDELIONS DANDIFYING DANDIPRATS DANDYFUNKS DANDYISHLY DANDYPRATS
DAREDEVILS DARNEDESTS DARRAIGNED DARTBOARDS DASHBOARDS DASTARDIES
DASYPAEDAL DAUNDERING DAWDLINGLY DAYDREAMED DAYDREAMER DAYLIGHTED
DEACONHOOD DEADENINGS DEADHEADED DEADHOUSES DEADLIFTED DEADLIGHTS
DEADLINESS DEADLINING DEADLOCKED DEADNESSES DEADPANNED DEADPANNER
DEADSTOCKS DEADSTROKE DEADWATERS DEADWEIGHT DEAMINATED DEAMINISED
DEAMINIZED DEATHWARDS DEBEARDING DECACHORDS DECADELONG DECADENCES
DECADENTLY DECAHEDRAL DECAHEDRON DECANDRIAN DECANDROUS DECANTATED
DECAPODANS DECAPODOUS DECAUDATED DECAUDATES DECLAREDLY DECOLLATED
DECOUPAGED DECUSSATED DEDICATEES DEDICATING DEDICATION DEDICATIVE
DEDICATORS DEDICATORY DEFAECATED DEFALCATED DEFEATURED DEFENDABLE
DEFENDANTS DEFILADING DEFINIENDA DEFLORATED DEFOLIATED DEFRAUDERS
DEFRAUDING DEGRADABLE DEGRADEDLY DEGUSTATED DEHYDRATED DEHYDRATER
DEHYDRATES DEHYDRATOR DELECTATED DELINEATED DEMAGOGUED DEMANDABLE
DEMANDANTS DEMANTOIDS DEMARCATED DEMARKETED DEMENTATED DEMODULATE
DENAZIFIED DENDROGRAM DENDROIDAL DENERVATED DENIGRATED DENITRATED
DENTALISED DENTALIZED DENUDATING DENUDATION DEODORANTS DEOXIDATED
DEOXIDATES DEPASTURED DEPENDABLE DEPENDABLY DEPENDANCE DEPENDANCY
DEPENDANTS DEPRAVEDLY DEPRECATED DEPREDATED DEPREDATES DEPREDATOR
DERATIONED DESCENDANT DESECRATED DESICCATED DESIDERATA DESIDERATE
DESIGNATED DESPATCHED DESPERADOS DESPUMATED DESTINATED DESTREAMED
DETACHEDLY DETAILEDLY DETASSELED DETHATCHED DEUTERATED DEVALUATED
DEVASTATED DIABOLISED DIABOLIZED DIACODIONS DIACODIUMS DIADOCHIES
DIADROMOUS DIAGRAMMED DIALLAGOID DIALOGISED DIALOGIZED DIAMONDING
DIAPEDESES DIAPEDESIS DIAPEDETIC DIAZOTISED DIAZOTIZED DICACODYLS
DICHONDRAS DIDACTICAL DIDANOSINE DIDASCALIC DIDELPHIAN DIDRACHMAS
DIDYNAMIAN DIDYNAMIES DIDYNAMOUS DIFFRACTED DIGLADIATE DIJUDICATE
DILAPIDATE DILLYDALLY DILUCIDATE DIMIDIATED DIMIDIATES DINANDERIE
DIPLOMATED DISACCORDS DISADORNED DISADVANCE DISALLOWED DISANNEXED
DISAPPLIED DISARRAYED DISATTIRED DISATTUNED DISBANDING DISCANDIED
DISCANDIES DISCARDERS DISCARDING DISCHARGED DISCLAIMED DISCORDANT
DISDAINFUL DISDAINING DISENABLED DISENGAGED DISFAVORED DISGRADING
DISHABITED DISHDASHAS DISHDASHES DISHOARDED DISLOADING DISLOCATED
DISMANTLED DISNATURED DISPARAGED DISPATCHED DISPLANTED DISPLEASED
DISPONDAIC DISPRAISED DISREGARDS DISRELATED DISSIPATED DISSUADERS
DISSUADING DISTILLAND DISTRACTED DISTRAINED DITTANDERS DIVULGATED
DOCTORANDS DOCTORATED DOCUDRAMAS DODECAGONS DODECANOIC DODGEBALLS
DOGMATISED DOGMATIZED DOLLARBIRD DOLLARISED DOLLARIZED DOOMSDAYER
DORSIGRADE DOTARDLIER DOUGHFACED DOVETAILED DOWNDRAFTS DOWNGRADED
DOWNGRADES DOWNLOADED DOWNPLAYED DOWNSCALED DOWNWARDLY DRAGHOUNDS
DRAGONHEAD DRAGONISED DRAGONIZED DRAGONNADE DRAINBOARD DRAMATISED
DRAMATIZED DRAWBRIDGE DREADFULLY DREADLOCKS DREAMLANDS DREAMWORLD
DREARIHEAD DREARIHOOD DRERIHEADS DRESSGUARD DROMEDARES DROWSIHEAD
DRYASDUSTS DUCKBOARDS DUCKTAILED DUCKWALKED DUMMELHEAD DUNDERHEAD
DUNDERPATE DUODECIMAL DUPLICANDS DUPLICATED DYADICALLY DYNAMITARD
ELUCIDATED ENDANGERED ENDEAVORED ENDOCARDIA ENDODERMAL ENDODONTAL
EPIDIDYMAL ERADICATED EVENHANDED EXTRADITED FALDERALED FECUNDATED
FEUDALISED FEUDALIZED FIDDLEBACK FIDDLEHEAD FIELDWARDS FLAPDOODLE
FORBIDDALS FORECADDIE FOREDAMNED FOREHANDED FOREWARDED FREEHANDED
FREELOADED FUNDRAISED FUSILLADED GALLOPADED GASCONADED GAZUNDERED
GLADDENERS GLADDENING GODAMNDEST GODDAMMING GODDAMNING GOLDTHREAD
GOODLIHEAD GOODLYHEAD GRADDANING GRANDCHILD GRANDDADDY GRANDSTAND
GRANDSTOOD GRAYHEADED GREEDHEADS GREYHEADED HACENDADOS HACIENDADO
HAMADRYADS HANDBAGGED HANDBALLED HANDCUFFED HANDEDNESS HANDFASTED
HANDMAIDEN HANDPASSED HANDPICKED HANDSELLED HANDSTANDS HANDWORKED
HARDBACKED HARDBOARDS HARDBODIES HARDBOUNDS HARDFISTED HARDHANDED
HARDHEADED HARDIHEADS HARDIHOODS HARDSTANDS HEADBANGED HEADBOARDS
HEADGUARDS HEADHUNTED HEADSTANDS HEBDOMADAL HEBDOMADAR HEBDOMADER
HERMANDADS HINDCASTED HINDERLAND HISPANIDAD HODMANDODS HYDATHODES
HYDRAZIDES INDAPAMIDE INDIVIDUAL IRONHANDED IRRADIATED JEOPARDIED
KALENDARED KEYBOARDED KNOTHEADED LADDERBACK LADDERIEST LADDERLIKE
LAMBDOIDAL LANDBOARDS LANDDAMNED LANDDAMNES LANDDROSES LANDDROSTS
LANDFILLED LANDHOLDER LANDLADIES LANDLOCKED LANDMARKED LANDSCAPED
LANDSLIDES LAPIDIFIED LARVICIDED LAVENDERED LIQUIDATED LONGHEADED
LUNKHEADED MADBRAINED MAIDENHEAD MAIDENHOOD MAIDENWEED MALADAPTED
MALADDRESS MALEDICTED MANDAMUSED MANDUCATED MANHANDLED MANIFOLDED
MASTHEADED MEADOWLAND MEDEVACKED MEDIATISED MEDIATIZED MEDIVACKED
MEDULLATED MIDDLEGAME MIDDLEWARE MIDLANDERS MIRANDISED MIRANDIZED
MISADAPTED MISADDRESS MISADVISED MISAWARDED MISBRANDED MISDIALLED
MISDREADED MISHANDLED MISPLEADED MISWANDRED MOLDBOARDS MOTORCADED
MOULDBOARD MUDDLEHEAD MUJAHEDDIN MYRIADFOLD NONADDICTS NONDEMANDS
NOSEBANDED ODDSMAKERS OFFSADDLED OFFSADDLES OLDFANGLED OPENHANDED
OUTDATEDLY OUTDAZZLED OUTDEBATED OUTDRAGGED OUTDREAMED OUTHANDLED
OVERGOADED OVERGRADED OVERHANDED OVERLANDED OVERLARDED OVERLOADED
OVERSHADED OVERTRADED PACKSADDLE PADDLEBALL PADDLEBOAT PADDLEFISH
PADDOCKING PADDYMELON PADDYWACKS PADDYWHACK PALISADOED PANDOWDIES
PANDURATED PANHANDLED PARADIDDLE PARAGLIDED PEDAGOGUED PEDANTISED
PEDANTIZED PEDESTALED PENDULATED PONDERATED POSTCARDED PREADAPTED
PREADOPTED PREBOARDED PREDICATED PREHANDLED PROMENADED PSEUDOACID
PYRALIDIDS QUADRILLED QUADRUPEDS QUADRUPLED QUIDDANIED QUIDDANIES
RADIALISED RADIALIZED RADIOGOLDS RADIOSONDE RAILROADED RAMRODDING
RANDOMISED RANDOMIZED READDICTED READJUSTED READMITTED READVANCED
READYMADES REAEDIFIED REAEDIFYED REASCENDED RECLADDING REDEDICATE
REDEFEATED REDEMANDED REDICTATED REDUNDANCE REDUNDANCY REEDUCATED
REHARDENED REHYDRATED REMEDIATED REORDAINED REPUDIATED RERADIATED
RESADDLING RETHREADED RHODANISED RHODANIZED RITARDANDI RITARDANDO
ROADHEADER ROADMENDER ROADSTEADS ROUNDHANDS RUDDERHEAD SADDLEBACK
SADDLEBAGS SADDLEBILL SADDLEBOWS SADDLEBRED SADDLELESS SADDLERIES
SADDLEROOM SADDLETREE SANDALWOOD SANDBAGGED SANDWICHED SAVEGARDED
SCABBARDED SCAFFOLDED SCALDHEADS SCANDALLED SCUDDALERS SECONDHAND
SEDGELANDS SHADOWLAND SHANDRYDAN SHITHEADED SIDEBOARDS SIDESADDLE
SKEDADDLED SKEDADDLER SKEDADDLES SLAMDANCED SLAPDASHED SOFTHEADED
SOREHEADED SOUNDBOARD SOUNDCARDS SPEEDREADS SPRADDLING SQUADRONED
SQUANDERED STADHOLDER STAMPEDOED STANDARDLY STANDDOWNS STEPLADDER
STRADDLERS STRADDLING SUPERADDED SYNDICATED TARADIDDLE TARDIGRADE
TRANSCODED TRANSDUCED TWADDLIEST TWADDLINGS UNABRIDGED UNADJUSTED
UNADMITTED UNASCENDED UNATTENDED UNBANDAGED UNCANDIDLY UNDEBARRED
UNDECADENT UNDECLARED UNDEFEATED UNDEPRAVED UNDERACTED UNDERBAKED
UNDERCARDS UNDERDRAIN UNDERDRAWN UNDERDRAWS UNDERGRADS UNDERHANDS
UNDERJAWED UNDERLOADS UNDERNAMED UNDERRATED UNDERSTAND UNDERTAXED
UNDIDACTIC UNDISMAYED UNDREADING UNEDUCATED UNENDEARED UNEXPANDED
UNHARDENED UNHAZARDED UNHERALDED UNINDEARED UNMEDIATED UNORDAINED
UNPARDONED UNREGARDED UNRETARDED UNREWARDED UNSADDLING UNSHADOWED
UNSTEADIED UNSWADDLED UNSWADDLES UNTHREADED UNVIZARDED VAGABONDED
VANDALISED VANDALIZED VERANDAHED VIDEOLANDS VIDEOTAPED VINDICATED
WIDESPREAD WILDCATTED WINDGALLED WINDLASSED WONDERLAND WOODENHEAD
WOODLANDER ZOODENDRIA