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18-Letter Words Containing: I,A,S,S

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There are 203 18 letter words, 711 18 letter phrases and 0 18 letter abbr's with I,A,S,S in.

Best Scoring 18 Letter Words With: I,A,S,S

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All 18 Letter Words

Words (203)
gastroenterologisttransubstantiationsociopsychologicalantivivisectionisthyperaldosteronismdisenfranchisementvaletudinarianismsvaingloriousnessesunsubstantialitiesunrestrainednessesunprofitablenessesuniformitarianismsunconscionablenessuncharitablenessesunattractivenessesunassailablenessesultrasophisticatedultraconservativesultraconservatismstriskaidekaphobiastransubstantiatingtransportabilitiestransmissibilitiestransistorizationstransilluminationstranscendentaliststranscendentalismsthermoplasticitiestachistoscopicallysupranationalitiessupersophisticatedsuperintellectualssupercivilizationssuperadministratorsubstitutabilitiessubmicroscopicallysubclassificationssubcategorizationsstructuralizationsstereospecificallystereoregularitiessphygmomanometriesspectroheliographssomnambulisticallysimultaneousnessessemiprofessionallysemipermeabilitiessemidomesticationssemiconservativelysatisfactorinessessacrilegiousnessesrevascularizationsrepresentativitiesrepresentativenessremunerativenessesrehospitalizationsrecrystallizationsrambunctiousnessesradiosensitivitiesquestionablenessesquasiperiodicitiesquantitativenessespsychopathologistspremillenarianismspredestinarianismspraiseworthinessespostpsychoanalyticpostmillennialistspostmillennialismspostmillenarianismphotosensitizationphotodissociationsphotodisintegratesphosphodiesterasespertinaciousnessesoverindustrializesoverclassificationostentatiousnessesorthopsychiatristsopinionativenessesnonrepresentativesnondiscriminationsnoncooperationistsnonarbitrarinessesnonanthropologistsneurotransmissionsneuropsychiatristsmultifariousnessesmisrepresentationsmisinterpretationsmisidentificationsmisclassificationsmisadministrationsmechanochemistriesmanipulativenessesmaladministrationsmagnetoresistanceslightheartednesseslatitudinarianismslandlubberlinessesirreproachablenessirremediablenessesirreconcilablenessinvulnerablenessesintransitivenessesintersubstitutableinterrelationshipsinterrelatednessesinterminablenessesintermediatenessesintellectualnessesinsufferablenessesinsubstantialitiesinstitutionalisinginhospitablenessesinharmoniousnessesinexpugnablenessesinexplicablenessesinexhaustibilitiesindustrializationsindisputablenessesindispensabilitiesindiscriminatenessincontestabilitiesinconsolablenessesinconsiderablenessinauspiciousnessesinarticulatenessesinappreciativenessimpersonalizationsimperishablenessesimmunosuppressantsimmunopathologistsimmeasurablenesseshyposensitizationshypersensitizationhydrometallurgistshomoscedasticitieshistophysiologicalhandcraftsmanshipsgranulocytopoiesisgranulocytopoiesesglycosaminoglycansgastroenterologiesfaintheartednessesestablishmentariandisreputablenessesdisputatiousnessesdisintermediationsdishonorablenessesdiscriminabilitiesdisconsolatenessesdisagreeablenessesdiastereoisomerismdeterminablenessesdephosphorylationsdepersonalizationsdeoxyribonucleasesdenominationalismsdeliberativenessesdehydrochlorinasescounterstrategistscounteraggressionscounteraccusationsconversationalistscontradistinctionsconsubstantiationsconstitutionalizesconstitutionalistsconstitutionalismsconservativenessesconsequentialitiescongregationalistscongregationalismscommunicablenessescommensurabilitiesbiotransformationsbacteriorhodopsinsaustralopithecinesastrophotographiesarchaeoastronomiesapprehensivenessesappreciativenessesanticommercialismsaccumulativenessesabsentmindednessesunsatisfactorinessunquestionablenessunpleasant-smellingunenthusiasticallysentimentalisationself-aggrandisementpteridospermopsidapsychotherapeuticsindustrial-strengthhomobasidiomycetesdistinguishabilitycross-fertilizationcross-fertilisationcorrosion-resistantcharacteristicnessarteriolosclerosisanticholinesterase
Phrases (711)
william shakespearevoiceless consonantvertical stabilisertreaty of versaillestomistoma schlegelitheodosius the greatthanksgiving cactustangible possessionsynthetic substanceswedish nightingalesubversive activitysuborder anisopterasubclass metatheriastinking nightshadespanish-american warsolidago spathulatasolid body substancesocial organisationsistrurus catenatussir william herschelsir william chamberssir peter paul rubenssir matthew flinderssir martin frobishersir frederick ashtonsir arthur john evansseismic disturbancesecurity consultantscottish highlanderscientific researchsamolus parviflorusrheims-douay versionrespiratory illnessrenaissance revivalprofessional golferprofessional boxingpooecetes gramineuspolitical dissidentpolianthes tuberosapoisonous substancepluvianus aegyptiusplanning commissionphysiological statepennisetum setaceumparnassia palustrisparkinson's syndromeoscar hammerstein iiorder sarracenialesorder sarcosporidiaorder passeriformeson an irregular basisoil-industry analystoceanites oceanicusnycticebus pygmaeusnicolaus copernicusnewspaper columnistnavigational systemnational censorshipmusical compositionmusculus temporalismusculospiral nervemorchella crassipesmeconopsis cambricamaterial possessionlogistic assistancelogistic assessmentlimenitis archippuslepomis macrochiruslanius lucovicianuskarl friedrich gaussjons jakob berzeliusisabella i of castileirvingia gabonensisinterstitial tissueinfantile paralysishypostasis of christhouses of parliamenthibiscus sabdariffahibiscus cannabinushealth professionalgustatory sensationgossypium herbaceumgeophysical sciencegenus recurvirostragenus melopsittacusgenus eschscholtziagenus citharichthysgenus chamaecytisusfamily crassulaceaeexpressed almond oileusebius of caesareaessential conditionessential amino aciderinaceus europaeuserigeron canadensiseconomic assistancedylan marlais thomasdouay-rheims versiondmitri shostakovichdisreputable persondisagreeable persondirect transmissiondipsacus sylvestrisdigitalis glycosidedewey decimal systemdasyurus viverrinuscrataegus crus-galliconstantin brancusiconservation of masscompression bandagecommissaire maigretcolocasia esculentacollapsible sheltercognitive semanticsclass schizomycetesclass magnoliopsidaclass hyalospongiaeclass dicotyledonaecircassian languagecharles francis hallcastanea mollissimacascade everlastingcarl wilhelm siemenscarduelis cardueliscarassius carassiuscapital of wisconsincapital of tennesseebusiness departmentbush administrationberberis canadensisbanana passion fruitbaccharis pilularisaustralian lungfishaugustinian hermitsaugsburg confessionattestation serviceastronomy satelliteassyrian neo-aramaicaspalathus linearisascension of the lordartocarpus communisarthur m. schlesingerapodemus sylvaticusantispasmodic agentantagonistic muscleancylus fluviatilisanchusa officinalisanalysis of varianceamaranthus spinosusalytes obstetricansalexander i of russiaair-to-ground missileageratina altissimaadenosine deaminasezigadenus venenosusyellow lady's slipperyellow bristlegrassyellow bristle grasswynnea sparassoideswrit of habeas corpuswoolsorter's diseasewisteria frutescenswireless telegraphywilderness campaignwild sensitive plantwestern ribbon snakewestern mountain ashwest indian smallpoxwesleyan methodistswandering albatrossvolumetric analysisviperine grass snakevigna sesquipedalisviaticus settlementvespula maculifronsverbascum lychnitisvena supraorbitalisvena stylomastoideavena nasalis externavascular prosthesisvaranus komodoensisvaledictory addressunspoken accusationunited states watersunited states senateunited states dollarunipolar depressiontyrannus vociferanstussock caterpillartrisodium phosphatetrinectes maculatustravelling salesmantransmission systemtopical anaesthesiatobacco mosaic virusthujopsis dolobratathomas stearns eliotthomas gainsboroughthermoplastic resinthamnophis sirtalisthamnophis sauritusthamnophis proximustextual scholarshiptetraneuris acaulistarquinius superbustakayasu's arteritissystema urogenitalesystema lymphaticumsystema digestoriumsystem of numerationsynaptomys borealissymplocus tinctoriasymphoricarpos albaswiss confederationsutura internasalissuspended animationsurvivors insurancesurveillance systemsurgical instrumentsupra expressionismsupervisory programsuillus albivelatussuicide squeeze playsubthalamic nucleussubsistence farmingsuborder tarsioideasuborder ceratopsiasubmersible warshipsubgenus calliopsissubfamily sylviinaesubfamily sterninaesubfamily anserinaesubclinical absencesubclass dibranchiasubclass cirripediasubclass amphineurasubclass actinopodastyphelia humifusumstructural genomicsstriated muscle cellstratified samplingstochastic variablesterculia rupestrisstellar associationsteganopus tricolorstations of the crossstarvation acidosisstanley frank musialstanford universitystained-glass windowst. ignatius of loyolaspotsylvania countyspiranthes spiralisspanish oyster plantspanish inquisitionsouth celestial polesonora semiannulatasolidago canadensissolanum commersoniisolanum carolinensesodium thiosulphatesocio-economic classsloanea jamaicensissisymbrium barbareasir john carew ecclessir ernst boris chainsir bernard williamssingle-breasted suitsinghalese languagesignal-to-noise ratioshoshonian languageshort saphenous veinshort gastric arteryshorea teysmannianasexual relationshipserratia marcescenssergeant first classseptuagesima sundaysensory deprivationsemi-sweet chocolatesecobarbital sodiumsebastes ruberrimusscolymus hispanicusscleroderma bovistasciaenops ocellatussaxifraga stellarissaxifraga hypnoidessarcophilus hariisisaratoga spittlebugsarah kemble siddonssapindus marginatussanskritic languagesanskrit literaturesample distributionsamolus floribundussambucus canadensissaints peter and paulsaint valentine's daysaint thomas aquinassaint thomas a becketsaint teresa of avilasaint martin's summersaint kitts and nevissaint francis xaviersailor's breastplatesabbatia campestrisrobert james fischerrickettsial diseaserhizoctinia diseaseretarded depressionrespiratory diseaseremilegia australisrelative atomic massregression equationregression analysisregional anesthesiareal-time processingreal-estate businessreactive depressionrachel louise carsonqueensland lungfishquadriphonic systemquadrigesima sundayquadraphonic systempylodictus olivarispulsatilla vulgarispublius ovidius nasopterocarpus indicuspsychotria capensispsychological statepsoriatic arthritispsittacus erithacuspseudotaxus chieniiprunus pensylvanicaprunus angustifoliaprumnopitys elegansprosopis juliifloraprosopis glandulosaprofessional tennisprofessional personprofessional dancerprionotus carolinuspresident john adamspotos caudivolvuluspotassium hydroxidepotassium carbonatepotamogeton crispuspositive chemotaxispopulus balsamiferapomatomus saltatrixpolitical scientistpolitical commissarpoephila castanotisplatanus orientalisphysical distancingphyllostachys nigraphragmites communisphonological systemphilaenus spumariusphasianus colchicusphaseolus coccineusphaseolus angularispezophaps solitariapersian gulf illnessperiodontal diseasepeperomia sandersiipeninsular malaysiapedilanthus pavonispediculosis capitispedestrian crossingpaul bustill robesonparochetus communisparnassia fimbriataparascalops breweriparallel processingpaprilus alepidotuspancreatic fibrosispanax pseudoginsengpalace of versaillesoreamnos americanusorder ustilaginalesorder rickettsialesorder psilophytalesorder aspergillalesopisthocomus hoazinoperations researchomphalotus illudensolfactory sensationobservation stationnyctanassa violaceanucleolus organisernon-christian priestniemann-pick diseasenicholas ii of russianewspaper publishernew siberian islandsnervous prostrationnational assistancenasogastric feedingnarcissus jonquillamyositis trichinosamyasthenic syndromemusculus pectoralismusculus buccinatormountain watercressmineral associationmilitary commissionmilitary censorshipmetabolic alkalosismelissa officinalismedial rectus musclemaster of ceremoniesmason and dixon's linemarta brigit nilssonmarcus junius brutusmarble bones diseasemalacosoma disstriamacrozamia spiralislysimachia vulgarislysiloma bahamensislupinus subcarnosusloxostege similalislouis henry sullivanlouis henri sullivanlonicera canadensislivistona australislisteria meningitislip synchronisationleycesteria formosalesser sunda islandsleptopteris superbalepiota cepaestipesleontocebus rosaliale douanier rousseaulathyrus sylvestrislathyrus latifoliuslaportea canadensisland-office businesslactarius deliciosokorsakov's psychosisking charles spanielkeratosis nigricanskarl wilhelm siemensjunction transistorjuan carlos i of spainjosiah willard gibbsjoint chiefs of staffjessica lucy mitfordjatropha stimulosusjapanese poinsettiajames francis thorpejames edmund scrippsjacksonian epilepsyitalian renaissanceislets of langerhansiron-storage diseaseipomoea orizabensisin one's birthday suitilex paraguariensisictalurus punctatushysterical neurosishynerpeton bassettihuntington's diseasehorseshoe whipsnakehomo sapiens sapienshindu kush mountainshexalectris spicatahesperis matronalisherpes encephalitisheat-seeking missileheat of dissociationharry stack sullivanharry sinclair lewisharold hirschsprungharald hirschsprunghaplopappus acaulishalicoeres radiatusgymnastic apparatusgunter wilhelm grassguilt by associationgrindelia squarrosagreen monkey diseasegreat saphenous veingoods and service taxgenyonemus lineatusgenus zinjanthropusgenus stephanomeriagenus spathiphyllumgenus septobasidiumgenus schizophragmagenus schizopetalongenus schizachyriumgenus pseudowinteragenus poecilocapsusgenus pleurothallisgenus platypoecilusgenus micropogoniasgenus lepidothamnusgenus lagerstroemiagenus lactobacillusgenus kenyapithecusgenus ichthyosaurusgenus hyacinthoidesgenus ginglymostomagenus gasterophilusgenus dicranopterisgenus chorizagrotisgenus chirocephalusgenus chamaecyparisgenus cardiospermumgenus calamagrostisgenus archidiskidongenus anoectochilusgenus actiniopterisgeneral anaesthesiagaylussacia baccatagavialis gangeticusfragaria chiloensisfissurella aperturafirst battle of ypresfirst baron tennysonferdinand de lessepsfederal savings bankfausto paolo sozzinifast of the firstbornfamily spheniscidaefamily rhiptoglossafamily cupressaceaefamily brassicaceaefairness commissioneurasian kingfishereuonymus americanuseuclid's second axiomeuarctos americanusestrogen antagonistesther hobart morriserysimum arkansanumerignathus barbatusepistle to the romansepidural anesthesiaepacris obtusifoliaenglish hippocrateselectric resistanceelaeocarpus grandiseichhornia spesiosaecclesiastical robeecclesiastical modeeastern indigo snakeeastern fox squirreleastern catholicismeast indian rosewoodearly warning systemdwarf russian almonddryopteris fragransdryopteris filix-masdouglas fairbanks jr.double-breasted suitdorsal scapular veindorothy leigh sayersdissociation energydispersed particlesdishwashing machinediscretionary trustdicentra canadensisdicamptodon ensatusdianthus latifoliusdevil's walking stickdelusional disorderdavidson's penstemondaucus carota sativadalbergia cearensiscytisus ramentaceuscystopteris montanacystophora cristatacynoglossum amabilecyclopes didactyluscutaneous sensationcupressus govenianacupressus arizonicacriminal possessioncourt of saint james'scorrosive sublimatecoronavirus diseasecoronary thrombosiscornelius janseniuscoreopsis tinctoriacordyline australiscordia gerascanthusconversion hysteriacontinuing trespassconnarus guianensisconduction deafnesscompetitor analysiscompassionate leavecommunist manifestocommon lady's-slippercolinus virginianuscolaptes chrysoidesclinical depressionclianthus speciosusclematis versicolorcleistes divaricataclaudius ptolemaeusclassical philologyclassical mythologyclassical mechanicsclass holothuroideaclass hepaticopsidaclass ginkgophytinaclass dicotyledonesclass cyanobacteriaclass coniferopsidaclass archiannelidacladrastis kentukeacitellus variegatuscircis siliquastrumchrysobalanus icacochristian scientistchristian schonbeinchoriotis australischinese scholartreechinese scholar treechinese parasol treechi-square statisticcheiranthus asperuscharles william postchaenopsis ocellatacerebral thrombosiscercis occidentalisceltis occidentaliscelestial mechanicscatherine i of russiacastilleja chromosacastanea ozarkensiscassia occidentaliscassia augustifoliacasanova de seingaltcarl friedrich gausscarissa grandifloracardamine pratensiscarcharhinus leucascapsicum frutescenscanalis vertebraliscamelus dromedariuscamassia scilloidescalvinistic baptistcallorhinus ursinuscallinectes sapidusburmeisteria retusabubalus mindorensisbronchoscopic smearbroadcasting studiobristly sarsparillabrassica perviridisbrassia lawrenceanaboy scouts of americabouvier des flandresbook of ecclesiastesbocconia frutescensblack-eyed susan vinebissau-guinean francbinary number systembillion-dollar grassbidens trichospermabassariscus astutusbarometric pressurebarbecued spareribsbarack hussein obamabadlands wildernessaustrotaxus spicataaustralian chestnutauriparus flavicepsathanasius the greatastroloma humifusumassociative aphasiaassociate professorassociate in nursingassistant professoraspidelaps lubricusasian tiger mosquitoasian horseshoe crabasclepias incarnataarticulatory systemarterial blood gasesarnold lucius gesellaristotelia serrataaristarchus of samosarisaema atrorubensantidepressant druganolis carolinensisanoa depressicornisangelica sylvestrisanarchist communismanamnestic responseamerican watercressalnus veridis crispaalice-josephine ponsalbizia julibrissinalaska standard timeailanthus altissimaahmed salman rushdieagitated depressionagelaius phoeniceusagaricus campestrisaegilops triuncalisadult-onset diabetesactinidia chinensisacoustic resistanceacoustic absorptionabudefduf saxatilisabsorption spectrum
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