18-Letter Words Containing: A,I,I,S
(In Any Order)
There are 283 18 letter words,
895 18 letter phrases and
0 18 letter abbr's with
A,I,I,S in.
Best Scoring 18 Letter Words With: A,I,I,S
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All 18 Letter Words
Words (283)
telecommunicationscharacteristicallydisproportionatelyinconsequentialitytransubstantiationtransmogrificationoversimplificationsociopsychologicalinstitutionalizingantivivisectionistdisenfranchisementpaleoclimatologistvaletudinarianismsvaingloriousnessesunsubstantialitiesunpredictabilitiesuniformitarianismsungrammaticalitiesunaccountabilitiesultrasophisticatedultramicroscopicaltriskaidekaphobiastransubstantiatingtransportabilitiestransmissibilitiestransistorizationstransilluminationsthermoplasticitiestheatricalizationstachistoscopicallysupranationalitiessupersophisticatedsupercivilizationssuperadministratorsubstitutabilitiessubmicroscopicallysubclassificationssubcategorizationsstructuralizationsstoichiometricallystereospecificallystereoregularitiessomnambulisticallysemiquantitativelysemiprofessionallysemipermeabilitiessemidomesticationssemiconservativelysedimentologicallysatisfactorinessessacrilegiousnessesrevascularizationsrepresentativitiesrenationalizationsreinstitutionalizerehospitalizationsrecrystallizationsradiosensitivitiesquattuordecillionsquasiperiodicitiesquantitativenessespsychobiographicalprovincializationspropagandisticallypronounceabilitiespremillenarianismspredestinarianismspraiseworthinessespostmillennialistspostmillennialismspostmillenarianismpolyesterificationpolyacrylonitrilesphysiopathologicalphotosensitizationphotoreactivationsphotomicrographiesphotolithographiesphotodissociationsphotodisintegratesphotodisintegratedpertinaciousnessesperpendicularitiespathophysiologicalparticularizationspaleoclimatologiesoverspecializationoveroptimisticallyoverindustrializesoverindustrializedoverfertilizationsovercommunicationsovercommercializesoverclassificationoscillographicallyorthopsychiatristsorthogonalizationsopinionativenessesnonrevolutionariesnonfraternizationsnondiscriminationsnoncooperationistsnoncomparabilitiesnoncommutativitiesnonarbitrarinessesneurotransmissionsneuropsychiatristsmultifariousnessesmulticellularitiesmonochromaticitiesmisrepresentationsmisinterpretationsmisidentificationsmisclassificationsmisadministrationsmineralocorticoidsmicroradiographiesmicrophotographiesmicromanipulationsmicroencapsulationmicroencapsulatingmicrocrystallinitymicrocalorimetriesmethemoglobinemiasmelodramatizationsmechanochemistriesmanipulativenessesmaladministrationsmagnetostrictivelymacroglobulinemiaslymphangiographieslipopolysaccharidelatitudinarianismsknowledgeabilitiesirretrievabilitiesirreplaceabilitiesirremediablenessesirreconcilablenessintransitivenessesintersubstitutableinterrelationshipsinterpretabilitiesinteroperabilitiesinternationalitiesinternationalisinginterminablenessesintermediatenessesinterinstitutionalintercolumniationsinsubstantialitiesinstitutionalisinginhospitablenessesinharmoniousnessesinexplicablenessesinexhaustibilitiesindustrializationsindividualizationsindisputablenessesindispensabilitiesindiscriminatinglyindiscriminatenessindefatigabilitiesincontestabilitiesinconsiderablenessinconceivabilitiesincommensurabilityinauspiciousnessesinarticulatenessesinappreciativenessimpracticabilitiesimperturbabilitiesimpersonalizationsimperishablenessesimmunoreactivitiesimmunoprecipitatesimmunopathologistsimmunohematologistimmunohematologieshyposensitizationshypersensitizationhyperrationalitieshyperpolarizationshyperpigmentationshypernationalistichyperimmunizationshyperalimentationshomoscedasticitieshistophysiologicalhemoglobinopathiesgranulocytopoiesisgeneralizabilitiesfractionalizationsexterritorialitiesexceptionabilitiesevapotranspirationethnomusicologicalestablishmentarianepithelializationsentrepreneurialismelectrodesiccationechocardiographiesdisputatiousnessesdisproportionationdisproportionatingdisintermediationsdiscriminabilitiesdiphenylhydantoinsdimethylhydrazinesdihydroergotaminesdiastereoisomerismdepersonalizationsdenominationalismsdenationalizationsdemythologizationsdematerializationsdeliberativenessesdeinstitutionalizededifferentiationsdecriminalizationscounteradvertisingconversationalistscontradistinctionsconsubstantiationsconstitutionalizesconstitutionalizedconstitutionalistsconstitutionalismsconsequentialitiescongregationalistscongregationalismsconceptualizationscompartmentalisingcompanionabilitiescommercializationscommensurabilitiescollectivisticallybureaucratizationsbourgeoisificationbiotransformationsbiodegradabilitiesbiocompatibilitiesbacteriorhodopsinsaustralopithecinesappreciativenessesantidiscriminationanticommercialismsantiadministrationanagrammatizationsunsatisfactorinessunenthusiasticallyunconstitutionallyultranationalisticterritorialisationsentimentalizationsentimentalisationrhinolaryngologistrecruiting-sergeantpteridospermopsidaovercapitalisationnonprognosticativeneurophysiologicalmuscivora-forficatalaryngopharyngitislacto-vegetarianisminternationalisticindustrial-strengthhypoparathyroidismhomobasidiomyceteshistocompatibilityhemidemisemiquaverfibrocartilaginousdistinguishabilitycytoarchitectonicscylindrical-stemmedcross-fertilizationcross-fertilisationcorrosion-resistantcharacteristicnessballistocardiogramarteriolosclerosisantiferromagnetismanticholinesteraseanti-traditionalismPhrases (895)
wisteria floribundawilliam shakespearewilliam james durantwilliam dean howellswilliam butler yeatswhispering campaignwedding anniversaryvladimir mayakovskyvictor frankensteinvertical stabiliservaccinium oxycoccusupton beall sinclairunited arab emiratestransmitting aerialtomistoma schlegelithanksgiving cactustangible possessionsyzygium aromaticumsyrian monetary unitswedish nightingalesubversive activitystinking nightshadesquirreltail barleyspanish-american warsocial organizationsocial organisationsir william herschelsir william chamberssir matthew flinderssir martin frobishersir frederick ashtonshort-term liabilitysetophaga ruticillasergei rachmaninoffsemilunar cartilageseismic disturbancescottish highlanderscientific researchscandinavian nationrheims-douay versionrespiratory illnessrepublic of surinamerepublic of sloveniarepublic of maldivesrenaissance revivalprofessional boxingposterior pituitarypolitical dissidentpolish monetary unitpluvianus aegyptiusplanning commissionpiano transcriptionphysiological statephysical attractionparnassia palustrisparainfluenza virusostrya carpinifoliaoscar hammerstein iiorder sarcosporidiaorder ichthyosauriaone thousand millionon an irregular basisoil-industry analystoceanites oceanicusnicolaus copernicusnavigational systemnautical signal flagnational censorshipnarcotic antagonistmusical compositionminor tranquillisermeconopsis cambricamaterial possessionmagnoliopsid familymacrozamia communislogistic assistancelogistic assessmentlinguistic relationlimenitis archippuslicensing agreementliability insurancelepomis macrochiruslanius lucovicianuskatherine mansfieldkarl friedrich gausskalmia angustifoliajean baptiste racinejames whitcomb rileyisabella i of castileirvingia gabonensisintervertebral diskintervertebral discinterstitial tissueinternational scaleinstallation chargeinfantile paralysisimperfective aspecthypostasis of christhistorical documenthindustani languagehibiscus sabdariffahibiscus cannabinusheat of vaporisationgiambattista marinogeophysical sciencegenus citharichthysgarcinia mangostanafunctional disorderfricative consonantfrankliniella fuscafederation of tribesfamily testudinidaefamily spirillaceaefamily sphyraenidaefamily scorpaenidaefamily scolopacidaefamily salviniaceaefamily physeteridaefamily muscicapidaefamily desmidiaceaefamily centriscidaeessential conditionessential amino aciderigeron canadensiselaeagnus latifoliaeconomic assistanceduck-billed dinosaurdrafting instrumentdouay-rheims versiondmitri shostakovichdivision eubacteriadivision cynodontiadivision anthophytadistinctive featuredirect transmissiondipsacus sylvestrisdiplomatic ministerdigitalis glycosidedasyurus viverrinusdanish monetary unitdame sybil thorndikecyanocitta cristatacrotalus mitchelliiconstantin brancusicommissaire maigretcolumbia universitycognitive semanticsclass magnoliopsidacircassian languagechemical operationsceremonial occasioncastanea mollissimacarl wilhelm siemenscarduelis cardueliscarassius carassiuscapital of wisconsincapital of swazilandcapital of minnesotacapital of louisianacapital of indonesiacapital of australiabush administrationblue ridge mountainsbiological researchberberis canadensisbanana passion fruitbaccharis pilularisauthoritarian stateaustralian lungfishaugustinian hermitsattestation serviceassyrian neo-aramaicaspalathus linearisartistic productionarteria vertebralisartemisia filifoliaarmoracia rusticanaareteria cervicalisantispasmodic agentantirrhinum filipesantipsychotic agentantineoplastic drugantagonistic muscleandrew dickson whiteancylus fluviatilisanchusa officinalisanamnestic reactionanalysis of varianceamphibious aircraftamlodipine besylateamerican pulsatillaalpinia officinalisalexander i of russiaair-to-ground missileageratina altissimaaegean civilisationadministrative unitadministrative bodyadenosine deaminaseactinidia deliciosazinc cadmium sulfidewisteria frutescenswinter olympic gameswillie howard mays jr.william henry sewardwilliam henry hudsonwilderness campaignwild sensitive plantwhole life insurancewest indian smallpoxwalter william skeatvolumetric analysisvirginia strawberryvirginia serpentaryviperine grass snakevinegar joe stilwellvigna sesquipedalisviaticus settlementviatical settlementvertical stabilizerverbesina virginicaverbascum lychnitisvena supraorbitalisvena intercapitalisvena bulbi vestibulivena appendicularisvascular hemophiliavaccinium stamineumvaccinium scopariumvaccinia gangrenosaunipolar depressiontypesetting machinetropical rain foresttrogium pulsatoriumtrisodium phosphatetremella fuciformistransmission systemtransitive verb formtransfiguration daytransfer of trainingtopical anaesthetictopical anaesthesiatobacco mosaic virustime deposit accounttime-and-motion studythermoplastic resinthermobia domesticatheory of indicatorsthamnophis sirtalisthamnophis sauritusthamnophis proximusthalamostriate veinteucrium scorodoniatetraneuris acaulisterritorial reserveterminable interesttarquinius superbustaraktogenos kurziitaraktagenos kurziitanacetum douglasiitakayasu's arteritissystema digestoriumsyrian arab republicsymplocus tinctoriaswiss confederationsutura internasalissuspended animationsurvivors insurancesurgical instrumentsupra expressionismsuperior labial veinsuperfamily apoideasuillus albivelatussuicide squeeze playsubsistence farmingsuborder tarsioideasuborder ruminantiasuborder pinnipediasuborder mugiloideasuborder lacertiliasubmersible warshipsubgenus calliopsissubfamily triglinaesubfamily sylviinaesubfamily sterninaesubfamily numidinaesubfamily numididaesubfamily dorylinaesubfamily anserinaesubclinical absencesubclass dibranchiasubclass cirripediastyphelia humifusumstriped button quailstrawberry daiquiristratified samplingstratified languagestraight-line methodstochastic variablestictopelia cuneatasterculia rupestrisstellar associationstarvation acidosisstanford universitystained-glass windowst. ignatius of loyolaspiranthes spiralisspartina pectinmatasparmannia africanaspanish inquisitionspace-time continuumsouthern maidenhairsolidago canadensissolar magnetic fieldsolanum commersoniisodium thiosulphatesociological theorysocio-economic classsmilax rotundifoliasloanea jamaicensissix-lined racerunnersisymbrium barbareasir ernst boris chainsir bernard williamssir alfred hitchcocksingle-breasted suitsilphium laciniatumsignal-to-noise ratioside-blotched lizardsidalcea malviflorasiberian wall flowershortia galacifoliasexual relationshipserratula tinctoriasentential functionsensory deprivationselaginella eatoniisegmentation cavitysecondary dentitionsecobarbital sodiumscopolia carniolicascolymus hispanicussaxifraga stellarissaxifraga hypnoidessarcophilus hariisisapindus marginatussao tome and principesanskritic languagesanskrit literaturesample distributionsalvinia auriculatasalix alba vitellinasalicornia europaeasaint valentine's daysaint thomas aquinassaint teresa of avilasaint martin's summersaint lawrence riversaint kitts and nevissaint francis xaviersacrifice operationsabbatia campestrisright gastric arteryrickettsial diseaserhodesian ridgebackrhodanthe manglesiirhizomatous begoniarhizoctinia diseaserhetorical questionrespiratory diseaserenal insufficiencyremilegia australisrelative atomic massregression equationregression analysisregistration numberregional anesthesiareal-time processingreactive depressionreaction propulsionratibida columnarisquercus marilandicaquadriphonic systemquadrigesima sundaypyrrhuloxia sinuatapyrophosphoric acidpylodictus olivarispus-forming bacteriapupillary sphincterpulsatilla vulgarispublius ovidius nasopublic relations manpublic presentationpterocarpus indicuspsychotria capensispsoriatic arthritispsittacus erithacuspsidium cattleianumpseudotaxus chieniiprunus angustifoliaprospero lambertiniprosopis juliiflorapropositional logicprofessional tennisprionotus carolinusprince edward islandprevailing westerlyprairie rattlesnakeprairie golden asterpotentilla anserinapotassium hydroxidepositive chemotaxispositional notationponcirus trifoliatapolystichum brauniipolyphosphoric acidpolitical scientistpolitical commissarpoinciana gilliesiipoephila castanotisplatanus orientalisplatanus acerifoliapinus californiarumpimenta officinalispierre-simon laplacephysical distancingphragmites communisphilaenus spumariusphasianus colchicuspezophaps solitariaperuvian mastic treepersonal credit linepersian gulf illnessperiodontal diseaseperiarterial plexuspeperomia sandersiipeninsular malaysiapedilanthus pavonispediculosis capitispedestrian crossingparnassia fimbriataparkinsonia floridaparathion poisoningparanthias furciferpaprilus alepidotuspancreatic fibrosispanax quinquefoliuspalestine authorityoxytropis lambertiiornithopod dinosaurorder ustilaginalesorder rickettsialesorder polymastiginaorder mycrosporidiaorder haplosporidiaorder haemosporidiaorder coraciiformesopisthocomus hoazinold frisian languageobservation stationnormative economicsnormal distributionnonsocial infectionnon-christian priestnikolai lobachevskynierembergia repensniemann-pick diseasenicolaus zinzendorfnicholas ii of russianewtonian mechanicsnew siberian islandsnemophila menziesiinegative chemotaxisnational assistancenasogastric feedingnarcissus jonquillamyrica pensylvanicamyositis trichinosamultiplication signmomordica balsaminamolecular biologistminor diatonic scaleminoan civilisationminiature schnauzermineral associationminato ohashi bridgemilitary commissionmilitary censorshipmikhail baryshnikovmicroscopic anatomymetaplastic anaemiametaphosphoric acidmetal spinning lathemetabolic alkalosismertensia virginicamerovingian dynastymelospiza georgianamelissa officinalismelicocca bijugatusmedical institutionmason and dixon's linemarta brigit nilssonmarsilea drummondiimarriage counselingmammillaria plumosamalathion poisoningmalacosoma disstriamajor tranquillisermajor diatonic scalemagneto-optical discmagnesium hydroxidemacrozamia spiralismachine translationlysimachia vulgarislysimachia ciliatumlysiloma bahamensislucius dubignon clayloxostege similalislouis henry sullivanlouis henri sullivanlonicera canadensislobelia siphiliticalivistona australislitocranius wallerilisteria meningitislip synchronizationlip synchronisationlimnocryptes minimalilium michiganenseligustrum japonicumlibyan islamic grouplepiota cepaestipeslegislative councillearning disabilitylearner's dictionaryleaning tower of pisalathyrus latifoliuslate-spring-bloomingland-office businesslagenaria sicerarialactarius deliciosokolkwitzia amabiliskingdom protoctistakingdom of swazilandking charles spanielkeratosis nigricanskarl wilhelm siemenskammon strait bridgejunction transistorjumping bristletailjuglans californicajudicial separationjuan carlos i of spainjosiah willard gibbsjoseph paul dimaggiojoint chiefs of staffjessica lucy mitfordjean francois milletjasminum officinalejasminum nudiflorumjapanese poinsettiajacksonian epilepsyivan iii vasilievichitalian renaissanceitalian honeysuckleisopyrum biternatumiron-storage diseaseipomoea orizabensisionization constantintravenous feedinginterstellar mediuminternal combustionintermediate shroudintergalactic spaceinterfacial tensioninsider informationinorganic phosphateinorganic chemistryinformation scienceinformation measureinflectional suffixinflationary spiralinductive reasoningindri brevicaudatusindigenous languagein your birthday suitin one's birthday suitilex paraguariensisidiopathic disorderidiographic sciencehysterical neurosishypoplastic anaemiahypophosphoric acidhuntington's diseasehundred-and-sixtiethhomo sapiens sapienshindu kush mountainshindostani languagehimalayish languagehexalectris spicatahesperis matronalisherpes encephalitishermann emil fischerheinrich schliemannhedeoma pulegioidesheat-seeking missileheat of dissociationhawaii standard timehave the distinctionharry sinclair lewishalocarpus bidwillihalicoeres radiatushaematobia irritansguilt by associationgrindelia squarrosagrievous bodily harmgraduation exercisegradable oppositiongilbert and sullivangiant red paintbrushgiannangelo braschigianbattista bodonigiambattista marinigiambattista bodonigiacomo della chiesageostationary orbitgenus septobasidiumgenus schizachyriumgenus phragmipediumgenus paphiopedilumgenus micropogoniasgenus hyacinthoidesgenus frankliniellagenus falcatifoliumgenus dieffenbachiagenus dicranopterisgenus chorizagrotisgenus bougainvilleagenus armillariellagenus armadillidiumgenus argyroxiphiumgenus archidiskidongenus actiniopterisgenital personalitygeneralized seizuregavialis gangeticusgastroepiploic veinfunctional genomicsfumaria officinalisfuchsia excorticatafritillaria affinisfrancois mitterrandfragaria chiloensisflorida selaginellaflat tip screwdriverfinno-ugric-speakingfinancial statementfemale circumcisionfavourable positionfausto paolo sozzinifamily xenosauridaefamily synodontidaefamily syngnathidaefamily stromateidaefamily spheniscidaefamily sphaeriaceaefamily sillaginidaefamily scutigeridaefamily schizaeaceaefamily scarabaeidaefamily rhiptoglossafamily relationshipfamily ramphastidaefamily plasmodiidaefamily orchestiidaefamily nephropsidaefamily musophagidaefamily marsileaceaefamily lepismatidaefamily gobiesocidaefamily gesneriaceaefamily erysiphaceaefamily equisetaceaefamily ceratopsidaefamily catostomidaefamily brassicaceaefamily aulostomidaefamily aspleniaceaefamily ambrosiaceaefamily alismataceaefairness commissioneurasian kingfishereuclid's second axiomeuclid's fourth axiomeucharistic liturgyequine encephalitisepidural anesthesiaepacris obtusifoliaenglish hippocratesemil hermann fischerelectrostatic fieldelectric resistanceeichhornia spesiosaedwin dubois haywardecclesiastical robeecclesiastical modeeastern indigo snakeeastern catholicismeast indian rosewooddryopteris goldianadryopteris filix-masdryopteris dilatatadomesticated animaldoctor of humanitiesdivision rhodophytadivision phaeophytadivision myxomycotadivision cyanophytadiversionary attackdistrict of columbiadissociation energydispersed particlesdisorderly behaviordishwashing machinediscretionary trustdioscorea bulbiferadigitaria ischaemumdicentra canadensisdianthus latifoliusdevil's walking stickdescurainia pinnatadescriptive grammardelusional disorderdeflationary spiraldeductive reasoningdaylight-saving timedalbergia cearensiscupressus arizonicacrystallized gingercriminal possessioncrataegus apiifoliacorticospinal tractcorrosive sublimatecoronavirus diseasecornelius janseniuscoreopsis tinctoriacordyline australiscoptis groenlandicaconversion reactionconversion hysteriaconvallaria majaliscontinuing trespasscontagious abortionconnarus guianensisconjugal visitationcongenital disordercomputer simulationcompetitor analysiscommunist manifestocolinus virginianusclinical psychologyclinical depressionclimbing salamanderclimbing nightshadeclianthus speciosusclematis virginianaclematis versicolorcleistes divaricataclassical philologyclassical mechanicsclass hepaticopsidaclass ginkgophytinaclass coniferopsidaclass archiannelidacitrus aurantifoliacitellus variegatuscirsium lanceolatumcircis siliquastrumcimicifuga racemosachristian scientistchristian schonbeinchoriotis australischi-square statisticchelifer cancroidescheilanthes eatoniicharles william postcharles vii of francecharles ii of englandchamaemelum nobiliscerebrospinal fluidcercis occidentalisceratotherium simumcerapteryx graminisceltis occidentaliscelestial mechanicscelestial longitudecelestial hierarchycatherine i of russiacatherine de mediciscassia occidentaliscassia augustifoliacarolingian dynastycarl friedrich gausscarissa grandifloracarduelis cannabinacardigan welsh corgicardamine pratensiscardamine douglasiicapparis mitchelliicapital of singaporecapital of san marinocapital of costa ricacanalis vertebraliscamassia scilloidescalvinistic baptistcalostoma raveneliicallorhinus ursinuscallitris calcaratacallinectes sapiduscalifornia sycamorecalifornia allspicecalidris ferrugineaburmeisteria retusabucephala islandicabubalus mindorensisbrush-tail porcupinebroadcasting studiobritish thermal unitbritish labour partybristly sarsparillabrevoortia tyrannisbrassica perviridisbougainville islandborn-again christianblindstitch machineblind stitch machinebissau-guinean francbird-footed dinosaurbillion-dollar grassbidens trichospermabering standard timebastard lignum vitaebarbados maidenhairautomobile industryautoimmune disorderautoimmune diabetesauriparus flavicepsattractive nuisanceasterid dicot familyassociative aphasiaassociate in nursingaspidelaps lubricusasian tiger mosquitoasclepias incarnataarteria mesentericaarteria ethmoidalisarteria epigastricaarteria communicansarteria auricularisartemisia abrotanumaristotelia serrataaristolochia duriorarisaema triphyllumarisaema dracontiumapplied mathematicsapothecaries' weightantarctic peninsulaanolis carolinensisanointing of the sickanoa depressicornisannona diversifoliaanion-exchange resinanguilla sucklandiiangoumois grain mothangelica sylvestrisanarchist communismalsophila pometariaalnus veridis crispaalice-josephine ponsalbizia julibrissinalan mathison turingal-gama'a al-islamiyyaailanthus altissimaagitated depressionagelaius phoeniceusagaricus campestrisaegilops triuncalisadmiralty mountainsacute brain disorderactive matrix screenactinidia chinensisacoustic resistanceacoustic projectionacoustic absorptionabudefduf saxatilis
