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18-Letter Words Containing: A,T,H,O,I,D

 (In Any Order)
There are 32 18 letter words, 145 18 letter phrases and 0 18 letter abbr's with A,T,H,O,I,D in.

Best Scoring 18 Letter Words With: A,T,H,O,I,D

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We couldn't find any valid Scrabble US words with a length of 18. Try changing the version of the game.
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All 18 Letter Words

Words (32)
hyperaldosteronismultrasophisticatedtriskaidekaphobiassupersophisticatedradiochromatogramsphotodissociationsphotodisintegratesphotodisintegratedphosphodiesteraseshydroxytryptamineshydrometallurgistshydrometallurgicalhomoscedasticitiesdiphenylhydantoinsdihydroergotaminesdextroamphetaminesdephosphorylationsdemythologizationsdehydrochlorinatesdehydrochlorinatedchromolithographedbacteriorhodopsinsaerothermodynamicstrichlormethiazidetetraiodothyroninepteridospermaphytapocket-handkerchiefhypoparathyroidismhydroflumethiazidehomobasidiomyceteselectrocardiographdiethylmalonylurea
Phrases (145)
tichodroma muriariatheodosius the greatsolidago spathulatasir frederick ashtonscottish highlanderrabindranath tagorephoenix dactyliferaorder ichthyosauriaone thousand millionoccupational hazardmethotrexate sodiummethod of accountingludwig van beethovenhistorical documenthindu calendar monthhealth care providergenus dimorphothecafamily heteromyidaeedward lee thorndikedylan marlais thomasdmitri shostakovichdivision anthophytadefender of the faithdanish monetary unitdame sybil thorndikebush administrationascension of the lordandrew dickson whiteaccordance of rights5-hydroxytryptaminewesleyan methodistsuniocular dichromattrisodium phosphatetrimorphodon lambdatricholoma pardinumtrichloracetic acidthujopsis dolobratathreshold operationthreatened abortionthoroughbred racingthird battle of ypresthird baron rayleighthermobia domesticatheory of indicatorstheatrical producersuborder lipotyphlastraight-line methodsphenoidal fontanelsphenoid fontanellesouthern white cedarsouthern maidenhairsodium thiosulphatesir alfred hitchcockside-blotched lizardrichard john robertsrhodanthe manglesiirhizoctinia diseaserepublic of the sudanquantum field theoryquadriphonic systemquadraphonic systempseudotaxus chieniiprophylactic devicepresident john adamspotassium hydroxidepolice headquarterspedilanthus pavonisparathyroid hormoneornithopod dinosaurorder synentognathiorder stegocephaliaorder psilophytalesorder marchantialesopuntia lindheimerionopordum acanthiumonopordon acanthiumomphalotus illudensnorthern white cedarnorthern barramundimyasthenic syndromemuhammad ali of egyptmomordica charantiaminato ohashi bridgemichael gerald tysonmetaphosphoric acidmentha rotundifoliaintermediate shroudin your birthday suitin the adjacent housein one's birthday suitidiopathic disorderhyperfocal distancehydroxybutyric acidhuntington's diseasehundred-and-fortiethhottentot bread vinehooded pitcher planthindu kush mountainshindostani languageheterophil antibodyheavyweight torpedoheat of dissociationheat of condensationhave the distinctionhalicoeres radiatusgeothermal industrygenus lepidothamnusgenus hyacinthoidesflorida smoothhoundfamily trionychidaefamily rhinobatidaefamily orchestiidaefamily hydrobatidaefamily holothuridaefamily cetorhinidaeexperimental methodeuclid's fourth axiomerythronium albidumendothelial myelomaeighter from decaturedwin of northumbriadorothy leigh sayersdoctor of humanitiesdivision rhodophytadivision phaeophytadivision cyanophytadirector of researchdigital photographydichondra micranthadianthus latifoliusdepreciation chargedental orthopaedicscytophilic antibodycordia gerascanthuscontract of adhesioncolaptes chrysoidesclass holothuroideaclass hepaticopsidachairman of the boardbuchloe dactyloidesbidens trichospermabachelor of divinityarteria ethmoidalisaristolochia duriorabdominal breathing
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