There are 920 nine-letter words containing A, G, R and T, https://www.bestwordlist.com/c/a/4/9letterwordswithagrt.htm
ABNEGATOR ABROGATED ABROGATES ABROGATOR ABSTERGED ABSTERGES ACCRETING
ADVERTING AEGIRITES AEGROTATS AFFRIGHTS AFTERGAME AFTERGLOW AFTERINGS
AGATEWARE AGENTRIES AGERATUMS AGGRATING AGGRAVATE AGGREGATE AGITATORS
AGITPROPS AGREEMENT AGREMENTS AGRESTIAL AGTERSKOT AIGRETTES ALGOMETER
ALGOMETRY ALGORITHM ALIGARTAS ALLERGIST ALLIGARTA ALLIGATOR ALLOGRAFT
ALPARGATA ALTARAGES ALTIGRAPH ANGOSTURA ANGSTROMS ANTIGLARE ANTIGRAFT
ANTITRAGI ARAGONITE ARBITRAGE ARGENTINE ARGENTITE ARGENTOUS ARGENTUMS
ARGILLITE ARGONAUTS ARGUMENTA ARGUMENTS ARGYRITES AROINTING AROYNTING
ARRESTING ARROGATED ARROGATES ARROGATOR ARTICLING ARTMAKING ASPORTING
ASSARTING ASSERTING ASSORTING ASSURGENT ASTARTING ASTERTING ASTRAGALI
ASTRAGALS ASTRINGED ASTRINGER ASTRINGES ASTROLOGY ATTIRINGS ATTORNING
ATTRITING AUGMENTER AUGMENTOR AUTHORING AUTOGIROS AUTOGRAFT AUTOGRAPH
AUTOGYROS AVENTRING AVIGATORS BANGSTERS BANTERING BARGHESTS BARGUESTS
BARRATING BARTERING BATTERING BENTGRASS BERGAMOTS BERTHAGES BETRAYING
BOGARTING BOTARGOES BOTTARGAS BRAGGARTS BRAGGIEST BRATLINGS BRATTLING
BREASTING BREATHING BREGMATIC BROASTING BROMATING BROUGHTAS BUDGETARY
BURGANETS BUTLERAGE CANTERING CAPTURING CARPETBAG CARPETING CARTILAGE
CARTOGRAM CARTOLOGY CARTONAGE CARTONING CARTRIDGE CATALOGER CATEGORIC
CATERINGS CATRIGGED CAVORTING CENTIGRAM CIGARETTE CIGUATERA CITIGRADE
CITRANGES CLARETING COGITATOR CORRUGATE COTTAGERS COTTAGIER CRAGGIEST
CRATERING CREMATING CRYPTOGAM CURETTAGE CURTILAGE DARTINGLY DATAGRAMS
DAUGHTERS DELEGATOR DENIGRATE DEPARTING DERATINGS DERATTING DEROGATED
DEROGATES DETANGLER DIGASTRIC DIGNITARY DISRATING DOGMATORY DRAFTINGS
DRAGGIEST DRAGONETS DRAGSTERS DRAGSTRIP DRAMATURG DRAUGHTED DRAUGHTER
DRAUNTING DRIFTAGES EARTHLING EGAREMENT EGGBEATER EGLATERES EMIGRANTS
EMIGRATED EMIGRATES EMPARTING ENARGITES ENDARTING ENGRAFTED ENTANGLER
ENTOURAGE EPATERING EPURATING ERGATANER ERGATIVES ERGATOIDS ESCARGOTS
ESCORTAGE ESTRAGONS ESTRANGED ESTRANGER ESTRANGES ESTRAYING ETHOGRAMS
ETRANGERE ETRANGERS EVIRATING EXPURGATE EXTRAUGHT FACTORAGE FACTORING
FALTERING FARTHINGS FATHERING FEATURING FERTIGATE FIGEATERS FIGURANTE
FIGURANTS FLAUGHTER FOGRAMITE FOGRAMITY FOOTGEARS FORESTAGE FORGATHER
FORMATING FORTILAGE FOSTERAGE FRAGILEST FRAGILITY FRAGMENTS FRATCHING
FRAUGHTED FRAUGHTER FRAUTAGES FRIGATOON FRONTAGER FRONTAGES FRONTPAGE
FROTTAGES FRUGALIST FRUGALITY FRUITAGES FULGURANT FULGURATE FUMIGATOR
FURCATING GADGETEER GADGETIER GALLANTER GALLANTRY GALLERIST GAMESTERS
GANGSTERS GANISTERS GANNISTER GARAGIEST GARAGISTE GARAGISTS GARGANTUA
GARMENTED GARNITURE GAROTTERS GAROTTING GARRETEER GARROTERS GARROTING
GARROTTED GARROTTER GARROTTES GARRULITY GARTERING GASOMETER GASOMETRY
GASTERING GASTRAEAS GASTRAEUM GASTRITIC GASTRITIS GASTROPOD GASTROPUB
GASTRULAE GASTRULAR GASTRULAS GATECRASH GATHERERS GATHERING GAULEITER
GAUNTREES GAUNTRIES GAZETTEER GEARSHIFT GEARSTICK GEMATRIAS GENERANTS
GENERATED GENERATES GENERATOR GERIATRIC GERMANITE GERMINANT GERMINATE
GESTATORY GHASTLIER GIANTLIER GIANTRIES GIFTWARES GIFTWRAPS GIGAHERTZ
GITTARONE GLADIATOR GLAIRIEST GLASSWORT GLAURIEST GLOMERATE GLOSSATOR
GNARLIEST GNATWRENS GOADSTERS GOATHERDS GODFATHER GODPARENT GOSLARITE
GRABBIEST GRACILITY GRADATING GRADATION GRADATORY GRADIENTS GRADUATED
GRADUATES GRADUATOR GRAFFITIS GRAFTAGES GRAFTINGS GRAINIEST GRAITHING
GRAMMATIC GRANDAUNT GRANITISE GRANITITE GRANITIZE GRANITOID GRANOLITH
GRANTABLE GRANTSMAN GRANTSMEN GRANULATE GRANULITE GRAPESHOT GRAPETREE
GRAPHITES GRAPHITIC GRASSIEST GRASSPLOT GRASSQUIT GRASSROOT GRATELESS
GRATICULE GRATIFIED GRATIFIER GRATIFIES GRATINATE GRATINEED GRATINEES
GRATINGLY GRATITUDE GRATTOIRS GRATULANT GRATULATE GRAVESITE GRAVIDITY
GRAVITATE GRAVITIES GRAVITINO GRAVITONS GRAYLISTS GRAYSTONE GRAYWATER
GREASIEST GREATCOAT GREATENED GREATESTS GREATNESS GREMOLATA GRIEVANTS
GRIPTAPES GRIVATION GROSSARTS GRUBSTAKE GUARANTEE GUARANTOR GUARDANTS
GUITARIST GUSTATORY GUTTURALS GYRATIONS GYROSTATS GYTRASHES HAGBUTEER
HAGBUTTER HAIRSTING HALTERING HAMSTRING HAMSTRUNG HANGRIEST HARTENING
HATGUARDS HATTERING HAUGHTIER HEARTHRUG HEARTLING HECTOGRAM HEKTOGRAM
HERITAGES HERMITAGE HISTOGRAM HOMOGRAFT HYDRATING HYGROMATA HYGROSTAT
IATROGENY IGNORANTS IMMIGRANT IMMIGRATE IMPARTING INDAGATOR INDARTING
INDRAUGHT INGATHERS INGRAFTED INGRATELY INMIGRANT INSTAGRAM INTEGRALS
INTEGRAND INTEGRANT INTEGRATE INTERGANG INTERPAGE INTRIGANT IRISATING
IRRIGATED IRRIGATES IRRIGATOR ISOGRAFTS ITERATING JAGDWURST JARGONIST
KERYGMATA KINGCRAFT KNOTGRASS KOFTGARIS LARGHETTO LARGITION LARIATING
LATHERING LAUGHTERS LETHARGIC LEVIGATOR LIBRATING LIGATURED LIGATURES
LITHARGES LITIGATOR LITREAGES LITTERBAG LOGARITHM MAGGOTIER MAGISTERS
MAGISTERY MAGISTRAL MAGNETARS MAGNETRON MAISTRING MARGARITA MARGARITE
MARGENTED MARGINATE MARITAGES MARKETING MARTAGONS MARTINGAL MARTYRING
MASTERING MATAGOURI MATRONAGE MATTERING MEAGEREST MEGAHERTZ MEGALITRE
MEGASTARS MEGASTORE MEGASTORM MEGATHERE METERAGES METRALGIA MIGRATING
MIGRATION MIGRATORS MIGRATORY MISGRAFTS MISRATING MITIGATOR MORGANITE
MORTARING MORTGAGED MORTGAGEE MORTGAGER MORTGAGES MORTGAGOR MUGEARITE
NARRATING NATTERING NAUGHTIER NAVIGATOR NEGATRONS NIGHTGEAR NIGHTJARS
NIGHTMARE NIGHTMARY NIGHTWARD NIGHTWEAR NIGRICANT NITRATING NONTARGET
NONTRAGIC OBJURGATE OBLIGATOR OPERATING ORANGIEST ORANGUTAN ORGANISTS
ORGANOTIN ORGIASTIC ORIGINATE OUTARGUED OUTARGUES OUTCHARGE OUTDARING
OUTGLARED OUTGLARES OUTGUARDS OUTRACING OUTRAGING OUTRANGED OUTRANGES
OUTRATING OUTRAVING OUTSPRANG OVERGREAT PAGEANTRY PALTERING PARENTAGE
PARENTING PARGASITE PARGETERS PARGETING PARGETTED PARGETTER PARROTING
PARTAKING PARTRIDGE PARTYGOER PARTYINGS PASTORING PASTURAGE PASTURING
PATROLOGY PATRONAGE PATTERING PAUGHTIER PENTAGRAM PERTAKING PETROGRAM
PETROLAGE PHOTOGRAM PICTOGRAM PIGNERATE PIGNORATE PIRATINGS PORTAGING
PORTAGUES PORTERAGE POSTGRADS POTTINGAR PRAGMATIC PRATINGLY PRATTLING
PREACTING PREDATING PRETAPING PROBATING PROLATING PRONATING PROPAGATE
PRORATING PROROGATE PTARMIGAN PTERYGIAL PURGATION PURGATIVE PURGATORY
RABATTING RABBETING RABBITING RACHETING RACKETING RADIATING RAFTERING
RAGGEDEST RAGOUTING RAGSTONES RAGTIMERS RAINTIGHT RANGATIRA RANTINGLY
RAPTURING RASTERING RATIFYING RATIONING RATOONING RATTENING RATTLEBAG
RATTLINGS RAVIGOTES RAVIGOTTE REBAITING RECANTING RECASTING RECATALOG
RECOATING RECRATING RECTANGLE REDACTING REFLATING REGALISTS REGARDANT
REGATHERS REGELATED REGELATES REGGAETON REGISTRAR REGRAFTED REGRANTED
REGRATERS REGRATING REGRATORS REGULATED REGULATES REGULATOR REHEATING
RELEGATED RELEGATES REMIGATED REMIGATES REMIGRATE RENEGATES REPASTING
REPEATING REPLATING REPORTAGE REPUGNANT RESEATING RESLATING RESTAGING
RESTATING RETACKING RETAGGING RETAILING RETAINING RETAKINGS RETARDING
RETARGETS RETASTING RETEAMING RETEARING RETRACING RETRATING RIGATONIS
RIGHTABLE RIGHTABLY RIGHTWARD RINGSTAND RINGTAILS ROASTINGS ROGATIONS
ROTOGRAPH ROUGHCAST RUINATING RUNAGATES RUTABAGAS SAGITTARY SCRAPEGUT
SCRATTING SECRETAGE SEGREGANT SEGREGATE SERGEANTS SERGEANTY SERIATING
SERRATING SGRAFFITI SGRAFFITO SHORTAGES SIGMATRON SIGNATORY SIGNATURE
SLAUGHTER SONGCRAFT SPAGIRIST SPAGYRIST SPRIGTAIL STAGERIES STAGGARDS
STAGGARTS STAGGERED STAGGERER STAGHORNS STARAGENS STARCHING STARGAZED
STARGAZER STARGAZES STARGAZEY STARINGLY STARLIGHT STARLINGS STARRINGS
STARTINGS STARTLING STARVINGS STEARAGES STEERAGES STEGOSAUR STERIGMAS
STERNAGES STINGAREE STINGRAYS STONERAGS STRAFFING STRAFINGS STRAGGLED
STRAGGLER STRAGGLES STRAIGHTS STRAIKING STRAINING STRAITING STRAMPING
STRANDING STRANGELY STRANGERS STRANGEST STRANGLED STRANGLER STRANGLES
STRANGURY STRAPHANG STRAPHUNG STRAPPING STRATAGEM STRATEGIC STRAUGHTS
STRAVAGED STRAVAGES STRAVAIGS STRAYINGS STRAYLING STRAYVING STREAKING
STREAMING STREETAGE STREWAGES STRIATING STROAMING STRONGARM STRONGMAN
SUBROGATE SUGARCOAT SUGARIEST SURBATING SURROGATE SURTAXING TABOURING
TACHOGRAM TAGAREENS TAGBOARDS TAGHAIRMS TAILGATER TAILORING TAIVERING
TALIGRADE TALLGRASS TAMPERING TANAGRINE TANGERINE TANKERING TAPERINGS
TARBOGGIN TARGETEER TARGETING TARIFFING TARRAGONS TARROWING TARSALGIA
TATTERING TEARGASES TEENAGERS TEGULARLY TELEGRAMS TELEGRAPH TELFERAGE
TELLARING TEPHIGRAM TERAGLINS TERATOGEN TERMAGANT TERRACING TETRAGONS
TETRAGRAM TETRALOGY THIRLAGES THRAIPING THRALLING THRANGING THRASHING
THREADING THREAPING THREATING THROATING THWARTING TIGRIDIAS TITRATING
TOADGRASS TOERAGGER TOGAVIRUS TOMOGRAMS TOMOGRAPH TOPOGRAPH TRACHLING
TRACKAGES TRACKINGS TRADUCING TRAGEDIAN TRAGEDIES TRAGELAPH TRAGOPANS
TRAGULINE TRAININGS TRAIPSING TRAMELING TRAMPINGS TRAMPLING TRANSGENE
TRAPESING TRAPEZING TRAPPINGS TRAVELING TRAVELOGS TRAWLINGS TREACLING
TREADINGS TREADLING TREATINGS TREILLAGE TRIALLING TRIALOGUE TRIANGLED
TRIANGLES TRIGAMIES TRIGAMIST TRIGAMOUS TRIGRAPHS TRIGYNIAN TRIJUGATE
TRISAGION TRUANTING TRUCKAGES TRUQUAGES TUCKERBAG TURFGRASS TURNAGAIN
TUTORAGES TWANGLERS TWEENAGER TYPOGRAPH TYRANNING TYRANTING ULTRAHIGH
UNCARTING UNCRATING UNFRAUGHT UNTRACING UPDARTING UPDRAUGHT UPGATHERS
UPSTAGERS UPSTARING UPTEARING URINATING VAGRANTLY VARIATING VARIEGATE
VIBRATING VINTAGERS VIRGULATE VULGAREST VULGARITY WAGHALTER WAITERAGE
WAITERING WARSTLING WASTERING WATERAGES WATERDOGS WATERGATE WATERINGS
WATERLOGS WHEATGERM WRASTLING WREATHING XENOGRAFT YARDLIGHT YATTERING
ZIGGURATS ZOOGRAFTS ZYGANTRUM