There are 1009 nine-letter words containing A, H, I and T, https://www.bestwordlist.com/c/a/4/9letterwordswithahit.htm
ABBOTSHIP ABSINTHES ACANTHINE ACANTHINS ACANTHOID ACATHISIA ACOLUTHIC
ACQUIGHTS ACRITARCH ACROLITHS ADHIBITED AEROLITHS AESTHESIA AESTHESIS
AESTHETIC AFFRIGHTS AHISTORIC AILANTHIC AILANTHUS AIRSHAFTS AIRWORTHY
AITCHBONE AKATHISIA ALCHEMIST ALECITHAL ALGORITHM ALIGHTING ALIPHATIC
ALLETHRIN ALTIGRAPH AMIANTHUS AMPHIPATH ANARCHIST ANARTHRIA ANARTHRIC
ANCHORITE ANHYDRITE ANORTHITE ANTECHOIR ANTHELION ANTHEMING ANTHEMION
ANTHERIDS ANTHODIUM ANTHOZOIC ANTHRACIC ANTHROPIC ANTHURIUM ANTICHLOR
ANTIHELIX ANTIHUMAN ANTIMACHO ANTIPATHY ANTIPHONS ANTIPHONY ANTISHAKE
ANTISHARK ANTISHOCK ANTITHEFT ANTITHETS ANTIWHITE ANYTHINGS APARTHEID
APATHETIC APHANITES APHANITIC APHERETIC APHETISED APHETISES APHETIZED
APHETIZES APHORISTS APHRODITE APOPHATIC APOTHECIA ARCHAISTS ARCHITECT
ARCHITYPE ARCHIVIST ARCHIVOLT ARCHONTIC ARCTOPHIL ARHATSHIP ARHYTHMIA
ARHYTHMIC ARTHRITIC ARTHRITIS ARTHRODIA ARTHROSIS ARTICHOKE ARYTHMIAS
ASHRAMITE ASPHALTIC ASTHENIAS ASTHENICS ASTHENIES ASTHMATIC ASTICHOUS
ATCHIEVED ATCHIEVES ATECHNICS ATHEISING ATHEISTIC ATHEIZING ATHELINGS
ATHEMATIC ATHERINES ATHETESIS ATHETISED ATHETISES ATHETIZED ATHETIZES
ATHETOSIC ATHETOSIS ATHETOTIC ATHLETICS ATROPHIAS ATROPHIED ATROPHIES
ATTACHING AUTARCHIC AUTHENTIC AUTHORIAL AUTHORING AUTHORISE AUTHORISH
AUTHORISM AUTHORITY AUTHORIZE AZIMUTHAL BACKLIGHT BACKSIGHT BANDWIDTH
BATCHINGS BATFISHES BATHMISMS BATHOLITE BATHOLITH BATHYBIUS BATHYLITE
BATHYLITH BATRACHIA BEACHIEST BETHANKIT BIATHLETE BIATHLONS BIRDBATHS
BIRDWATCH BIRTHDATE BIRTHDAYS BIRTHMARK BIRTHNAME BIRTHRATE BISMUTHAL
BLASHIEST BRACHIATE BRASHIEST BREATHIER BREATHILY BREATHING BRITSCHKA
CACHECTIC CACHETING CACOETHIC CADETSHIP CALIPHATE CAMPSHIRT CANTHARID
CANTHARIS CANTHITIS CASHPOINT CATARHINE CATCHIEST CATCHINGS CATCHLINE
CATECHINS CATECHISE CATECHISM CATECHIST CATECHIZE CATFIGHTS CATFISHED
CATFISHES CATHARISE CATHARIZE CATHARSIS CATHARTIC CATHECTIC CATHEPSIN
CATHEPTIC CATHINONE CATHISMAS CATHOLICS CATTISHLY CHABAZITE CHAFFIEST
CHAINLETS CHAINSHOT CHAIRLIFT CHALKIEST CHALKPITS CHALUTZIM CHALYBITE
CHAMPIEST CHANCIEST CHANTILLY CHANTINGS CHANTRIES CHAPATIES CHAPATTIS
CHAPITERS CHAPPATIS CHAPPIEST CHAPSTICK CHARIOTED CHARITIES CHARRIEST
CHARTISMS CHARTISTS CHASMIEST CHASTISED CHASTISER CHASTISES CHATELAIN
CHATLINES CHATTIEST CHAUNTING CHAVVIEST CHEATINGS CHELATING CHELATION
CHEMTRAIL CHERALITE CHIASMATA CHICALOTE CHIEFTAIN CHIGETAIS CHILIASTS
CHINAROOT CHINSTRAP CHIPOLATA CHIRALITY CHITCHATS CHITOSANS CHORALIST
CHOREATIC CHRISTIAN CHROMATIC CHROMATID CHROMATIN CHTHONIAN CHUPATTIS
CITHARIST CLATCHING CLEITHRAL CLIANTHUS COACHIEST COHABITED COHABITEE
COHABITER COHABITOR DANTHONIA DASHLIGHT DAYLIGHTS DEADLIGHT DEATHIEST
DEATHLIER DEATHLIKE DECASTICH DETACHING DIATHERMY DIATHESES DIATHESIS
DIATHETIC DICHROMAT DISHABITS DISHWATER DISTICHAL DITHYRAMB DYSTHESIA
DYSTHYMIA EARTHIEST EARTHLIER EARTHLIES EARTHLIKE EARTHLING EARTHRISE
ECHINATED EIGHTBALL EIGHTSMAN EMBATHING EMPATHIES EMPATHISE EMPATHIST
EMPATHIZE EMPHATICS ENCANTHIS EPHIALTES EPICANTHI EPIPHYTAL EPITAPHED
EPITAPHER EPITAPHIC EPITHECAE EPITHELIA ERYTHRINA ESTABLISH ESTHESIAS
ETHERICAL ETHICALLY ETHICIANS ETHMOIDAL EUTHANISE EUTHANIZE EUTHERIAN
EUTHYMIAS EXARCHIST FAITHCURE FAITHFULS FAITHINGS FAITHLESS FANLIGHTS
FARTHINGS FATHERING FATHOMING FATWAHING FIGHTABLE FIGHTBACK FIRSTHAND
FISHBOATS FISHPLATE FISHTAILS FLASHIEST FLINTHEAD FLIPCHART FORSYTHIA
FRATCHIER FRATCHING GASHLIEST GASLIGHTS GATHERING GEARSHIFT GHASTLIER
GIANTHOOD GIANTSHIP GIGAHERTZ GILTHEADS GLIDEPATH GNATHIONS GNATHITES
GNATHONIC GOATISHLY GRAITHING GRANOLITH GRAPHITES GRAPHITIC HABITABLE
HABITABLY HABITANTS HABITUALS HABITUATE HABITUDES HABITUSES HACKLIEST
HAECCEITY HAEMATEIN HAEMATICS HAEMATINS HAEMATITE HAEMATOID HAGADISTS
HAGGADIST HAILSHOTS HAILSTONE HAILSTORM HAIRCLOTH HAIRSTING HAIRSTYLE
HAIRTAILS HALACHIST HALAKHIST HALAKISTS HALATIONS HALFTIMES HALIEUTIC
HALIMOTES HALITOSES HALITOSIS HALITOTIC HALITUSES HALOBIONT HALTERING
HALTINGLY HAMARTIAS HAMSTRING HANDKNITS HANDLISTS HANDPRINT HANDSIEST
HANDWRITE HANGRIEST HANSEATIC HAPLONTIC HARDIMENT HARDTAILS HARESTAIL
HARIOLATE HARMONIST HARTENING HASTENING HASTINESS HATCHINGS HATCHLING
HATINATOR HATTERIAS HATTERING HAUGHTIER HAUGHTILY HAULMIEST HAUNTINGS
HAUSTORIA HAYCATION HEADFIRST HEADLIGHT HEADSTICK HEALTHIER HEALTHILY
HEALTHISM HEARSIEST HEARTIEST HEARTIKIN HEARTLING HEARTSICK HEARTSINK
HEATHBIRD HEATHIEST HEATHLIKE HELIOSTAT HELITACKS HELLICATS HEMATEINS
HEMATINES HEMATINIC HEMATITES HEMATITIC HEMATOSIS HEMATURIA HEMATURIC
HEPATICAE HEPATICAL HEPATICAS HEPATISED HEPATISES HEPATITES HEPATITIS
HEPATIZED HEPATIZES HERALDIST HERBALIST HERETICAL HERITABLE HERITABLY
HERITAGES HERMITAGE HERNIATED HERNIATES HESITANCE HESITANCY HESITATED
HESITATER HESITATES HESITATOR HETAERISM HETAERIST HETAIRIAS HETAIRISM
HETAIRIST HEXASTICH HIBERNATE HICCATEES HIERATICA HIERATICS HIEROCRAT
HIFALUTIN HIGHTAILS HIMATIONS HINDCASTS HIPPIATRY HISTAMINE HISTAMINS
HISTOGRAM HISTORIAN HITMAKERS HOACTZINS HOATCHING HOATZINES HOISTWAYS
HOMOTAXIC HOMOTAXIS HORIATIKI HORNTAILS HORSETAIL HORTATION HORTATIVE
HORTENSIA HOSPITAGE HOSPITALE HOSPITALS HOUSTONIA HUMANISTS HUMILIANT
HUMILIATE HYACINTHS HYDANTOIN HYDRASTIS HYDRATING HYDRATION HYPANTHIA
HYPOTAXIS HYPOTONIA HYSTERIAS IDIOPATHY IMBATHING INBREATHE INCHOATED
INCHOATES INCHTAPES INDRAUGHT INEARTHED INGATHERS INHABITED INHABITER
INHABITOR INHALANTS INHALATOR INHAUSTED INHUMATED INHUMATES INSHEATHE
INSHEATHS INSWATHED INSWATHES INTERARCH INTERDASH INTHRALLS INTIFADAH
INTIFADEH INWREATHE ISARITHMS ISCHIATIC ISOBATHIC ISOHYETAL ISOPHOTAL
ISOTHERAL ISTHMIANS JACINTHES JACKLIGHT JACKSMITH JEHADISTS JIHADISTS
KADAITCHA KAHIKATEA KAHIKATOA KALIPHATE KATCHINAS KATHAKALI KATHARSIS
KHALIFATE KHALIFATS KHEDIVATE KHILAFATS KNIGHTAGE LABYRINTH LACCOLITH
LAMPLIGHT LATHERIER LATHERING LATHYRISM LAUGHIEST LAVISHEST LEACHIEST
LETHALITY LETHARGIC LEVIATHAN LICHGATES LIGHTFACE LIGHTFAST LIGHTWAVE
LITHARGES LITHEMIAS LITHIASES LITHIASIS LITHOIDAL LOANSHIFT LOATHINGS
LOATHLIER LOGARITHM LOTHARIOS LUSTIHEAD LYMPHATIC MACCHIATO MACHINATE
MACHINIST MACINTOSH MAHLSTICK MAILSHOTS MAINSHEET MAKESHIFT MALACHITE
MALATHION MANSHIFTS MARSHIEST MARTYRISH MASOCHIST MASTICHES MATACHINA
MATACHINI MATACHINS MATESHIPS MATRIARCH MECHANIST MECHITZAS MEGALITHS
METHANOIC MIDRASHOT MINESHAFT MISFAITHS MISHANTER MISTAUGHT MONACHIST
MULTIPATH MUSTACHIO MYOPATHIC MYRIADTHS NAETHINGS NAUGHTIER NAUGHTIES
NAUGHTILY NEPHALIST NIGHTCAPS NIGHTFALL NIGHTGEAR NIGHTHAWK NIGHTJARS
NIGHTMARE NIGHTMARY NIGHTWARD NIGHTWEAR NOTAPHILY OCTASTICH OENANTHIC
OGHAMISTS OLIPHANTS OMPHACITE OPSIMATHS OPSIMATHY ORTHOAXIS OUTASIGHT
PALEOLITH PANTHEISM PANTHEIST PANTIHOSE PARATHION PASTICHES PATCHIEST
PATCHINGS PATCHOULI PATHETICS PATRIARCH PAUGHTIER PEACHIEST PEATSHIPS
PERIANTHS PETECHIAE PETECHIAL PHACOLITE PHACOLITH PHALLISTS PHANTASIM
PHENACITE PHENAKITE PHILAMOTS PHILATELY PHILISTIA PHILOMATH PHONATING
PHONATION PHOTINIAS PHOTOPIAS PHOTOPSIA PHRASIEST PHRATRIES PHTHALEIN
PHTHALINS PHYLACTIC PHYSIATRY PICKTHANK PISTACHES PISTACHIO PITAHAYAS
PITHBALLS PLASHIEST PLATYFISH PLAYTHING POACHIEST POLYANTHI POTASHING
PRELATISH PRINTHEAD PROTHALLI QUATCHING RABBITOHS RACHETING RADIOTHON
RAINTIGHT RANKSHIFT RATFISHES RATHERIPE RATHERISH RATHRIPES REHEATING
REINHABIT RHACHITIS RHAPONTIC RHATANIES RHEOTAXIS RHEUMATIC RHEUMATIZ
RHIPIDATE RHIZOMATA RHOTACISE RHOTACISM RHOTACIST RHOTACIZE RIGHTABLE
RIGHTABLY RIGHTWARD SAFELIGHT SAGATHIES SAILCLOTH SAINTHOOD SAINTSHIP
SALTISHLY SAPPHISTS SCAITHING SCHECHITA SCHEMATIC SCHOLIAST SCRATCHIE
SENHORITA SHABBIEST SHACKIEST SHAFTINGS SHAGGIEST SHAMANIST SHARNIEST
SHARPTAIL SHAVETAIL SHEAFIEST SHEATFISH SHEATHIER SHEATHING SHECHITAH
SHECHITAS SHEHITAHS SHIFTABLE SHIITAKES SHIPMATES SHIRTBAND SHIRTTAIL
SHITFACED SHITFACES SHITHEADS SHITLOADS SHOALIEST SHORTHAIR SIALOLITH
SIDEPATHS SIGHTABLE SIGHTSMAN SIPHONATE SKAITHING SMATCHING SNATCHIER
SNATCHILY SNATCHING SOCIOPATH SOOTHSAID SOUTHSAID SPAGHETTI SPHAERITE
STAIRHEAD STANCHING STANCHION STARCHIER STARCHILY STARCHING STARLIGHT
STARSHINE STARSHIPS STARTLISH STATOLITH STEAMSHIP STICHARIA STICHIDIA
STOMACHIC STRAIGHTS STRYCHNIA SULPHATIC SWARTHIER SWARTHILY SWASHIEST
SWATHIEST SWATHINGS SWITCHMAN SYMPATHIN SYNANTHIC TABASHIRS TACHINIDS
TACHISMES TACHISTES TACHYLITE TACHYONIC TAGHAIRMS TAHSILDAR TAIHOAING
TAILHOOKS TAILLIGHT TAILWHEEL TALLITHES TALLITHIM TALLITOTH TALLOWISH
TANGHININ TANKSHIPS TARAKIHIS TARNISHED TARNISHER TARNISHES TARTISHLY
TARWHINES TAXIARCHS TEACHINGS TEALIGHTS TECHNICAL TEHSILDAR TEPHIGRAM
TEPHILLAH TERAKIHIS TERAPHIMS THALASSIC THALLINES THALLIOUS THALLIUMS
THANATISM THANATIST THANATOID THANESHIP THANKINGS THATCHIER THATCHING
THAUMATIN THEANDRIC THEANINES THEARCHIC THEATRICS THEBAINES THEMATICS
THEMATISE THEMATIZE THEOMANIA THERALITE THERAPIES THERAPISE THERAPIST
THERAPIZE THERAPSID THERIACAL THERIACAS THERMICAL THESPIANS THIAMINES
THIASUSES THIAZIDES THIAZINES THIAZOLES THICKHEAD THICKLEAF THINCLADS
THINKABLE THINKABLY THIOFURAN THIONATES THIOTEPAS THIOUREAS THIRDHAND
THIRDSMAN THIRLAGES THORNTAIL THRAIPING THRALLING THRANGING THRASHIER
THRASHING THRASONIC THREADFIN THREADIER THREADING THREAPING THREATING
THRIDACES THRILLANT THROATIER THROATILY THROATING THUMBNAIL THWACKING
THWARTING THYLACINE THYLAKOID THYROIDAL TIGHTWADS TIMESHARE TITHONIAS
TOISEACHS TOVARISCH TRACHEIDE TRACHEIDS TRACHINUS TRACHITIS TRACHLING
TRACHYTIC TRAHISONS TRAILHEAD TRANSHIPS TRANSSHIP TRASHIEST TRASHTRIE
TRIATHLON TRIBRACHS TRICHINAE TRICHINAL TRICHINAS TRIERARCH TRIGRAPHS
TRIHEDRAL TRIUMPHAL TROCHAICS TSAREVICH TYPHOIDAL TYPHONIAN UINTAHITE
ULTRACHIC ULTRAHIGH ULTRARICH ULTRATHIN UNCHARITY UNETHICAL UNHASTIER
UNHASTING UNHATTING UNTHAWING UPAITHRIC WAIRSHEST WANTHILLS WATCHLIST
WAUCHTING WAUGHTING WEALTHIER WEALTHILY WEIGHTAGE WHACKIEST WHATSISES
WHEATIEST WHEATLIKE WHINCHATS WHIPSTAFF WHIPSTALL WHIPTAILS WHIRLBATS
WHITEBAIT WHITEBASS WHITEBEAM WHITECAPS WHITECOAT WHITEDAMP WHITEFACE
WHITEHEAD WHITETAIL WHITEWALL WHITEWARE WHITEWASH WHITRACKS WHITTAWER
WIDTHWAYS WITHDRAWN WITHDRAWS WITHHAULT WITHSTAND WRATHIEST WREATHIER
WREATHING XANTHEINS XANTHINES XANTHISMS YACHTINGS YAHRZEITS YARDLIGHT
ZOOTHECIA