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18-Letter Words Containing: O,I,S,I,E,S

 (In Any Order)
There are 111 18 letter words, 262 18 letter phrases and 0 18 letter abbr's with O,I,S,I,E,S in.

Best Scoring 18 Letter Words With: O,I,S,I,E,S

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All 18 Letter Words

Words (111)
antivivisectionistverisimilitudinousvaingloriousnessesunconvincingnessesuncompromisingnessultrasophisticatedtriskaidekaphobiastriboluminescencestransportabilitiesthermoplasticitiessupranationalitiessupersophisticatedsuperminicomputerssupercivilizationssuperciliousnessessuperadministratorsubcategorizationsstereospecificallystereoregularitiessemiprofessionallysemidomesticationssemiconservativelysatisfactorinessessacrilegiousnessesrevascularizationsrehospitalizationsredistributionistsrecrystallizationsreconstructionistsreconstructionismsradiosensitivitiesquasiperiodicitiespsychophysiologiespraiseworthinessespostmillennialistspostmillennialismspostmillenarianismphotosensitizationphotosensitivitiesphotodisintegratespertinaciousnessesoverindustrializesoverclassificationopinionativenessesnoncooperationistsnonarbitrarinessesneurotransmissionsneuropsychiatristsneurophysiologistsmultifariousnessesmisrepresentationsmisinterpretationsmisidentificationsmicrodensitometersmeretriciousnessesmechanochemistrieslepidopterologistsirresponsivenessesirresponsibilitiesirreconcilablenessintrospectionisticinterrelationshipsinhospitablenessesinharmoniousnessesindissolublenessesincorrigiblenessesincontestabilitiesinconsiderablenessinconclusivenessesincommodiousnessesincombustibilitiesinauspiciousnessesimpersonalizationsimmunosuppressionshyposensitizationshypersensitizationhomoscedasticitiesgranulocytopoiesisethnomusicologistselectrodepositionselectrochemistriesdisputatiousnessesdisintermediationsdisingenuousnessesdiastereoisomerismdepersonalizationsdenominationalismsdeconstructionistscreditworthinessesconversationalistsconstitutionalizesconsequentialitiescongregationalistscongregationalismscommensurabilitiescoccidioidomycosesbloodthirstinessesbacteriorhodopsinsaustralopithecinesanticommercialismsunsatisfactorinesssentimentalisationpteridospermopsidahomobasidiomycetesgood-neighborlinessdiethylstilbestrolcross-fertilizationcross-fertilisationcorrosion-resistantarteriolosclerosisanticholinesterase
Phrases (262)
tomistoma schlegelitendonous synovitistangible possessionsupervisory routinesir martin frobishersir frederick ashtonsir christopher wrensense of equilibriumscottish highlanderscorpio the scorpionrheims-douay versionrespiratory illnessreligious residenceprofessional boxingpriority processingpolitical dissidentpodilymbus podicepsphysiological stateoscar hammerstein iiorder sarcosporidiaon an irregular basisodocoileus hemionusoceanites oceanicusnicolaus copernicusnavigational systemnational censorshipmeconopsis cambricamaterial possessionlogistic assistancelogistic assessmentlepomis macrochirusisabella i of castileirvingia gabonensisgeophysical sciencegenus struthiomimusfirst epistle of johnessential conditionessential amino aciderigeron canadensiselection commissioneconomic assistancedouay-rheims versiondirect transmissiondigitalis glycosidecommissaire maigretcognitive semanticscastanea mollissimaattestation serviceassyrian neo-aramaicantispasmodic agentantagonistic muscleanalysis of variancealexander i of russiaair-to-ground missileadenosine deaminasewhite slime mushroomwest indian smallpoxvolumetric analysisvespertilio murinusvena supraorbitalisuropsilus soricipesuniversity of sussexunipolar depressiontrusteeship counciltrisodium phosphatetransmission systemtopical anaesthesiathermosetting resinthermoplastic resinthermionic emissionsystema digestoriumswiss confederationsuspended animationsurvivors insurancesupra expressionismsuperior colliculussuborder tarsioideasubgenus calliopsisstress incontinencestochastic variablestereoscopic visionstellar associationstanford universitystained-glass windowst. christopher-nevissporobolus poiretiisolidago canadensissolanum commersoniisodium thiosulphatesocio-economic classsloanea jamaicensissir ernst boris chainsignal-to-noise ratiosexual relationshipsensory deprivationsensorimotor regionseminiferous tubulesecobarbital sodiumsaxifraga hypnoidessample distributionsaint teresa of avilarhizopus stoloniferrhizoctinia diseaserespiratory diseasereligious mysticismrelative atomic massregression equationregression analysisregional anesthesiareal-time processingreactive depressionquadriphonic systempterocarpus indicuspsychotria capensispseudotaxus chieniiprofessional tennisprocursive epilepsypotassium hydroxidepositive chemotaxispolitical scientistpolice commissionerpolemonium viscosumpoephila castanotispodiceps ruficollisplumed scorpionfishploceus philippinusplatanus orientalisphragmites communispezophaps solitariapesticide poisoningperiodontal diseasepeperomia sandersiipedilanthus pavonispediculosis capitispedestrian crossingpaprilus alepidotuspancreatic fibrosisorder ustilaginalesorder rickettsialesobservation stationnonreligious personnon-christian priestnihilistic delusionneurotic depressionnational assistancenasogastric feedingmyosotis scorpiodesmultiple regressionmissouri compromisemineral associationmilitary censorshipmicroprocessor chipmetabolic alkalosismeriones longifronsmelissa officinalismason and dixon's linelysiloma bahamensisloxostege similalislouis henry sullivanlouis henri sullivanlonicera canadensislimnodromus griseuslepiota cepaestipesland-office businesslactarius deliciosokeratosis nigricansjoint chiefs of staffjohn birks gillespiejessica lucy mitfordjapanese poinsettiajacksonian epilepsyiron-storage diseaseipomoea orizabensisindirect expressionin one's birthday suithysterical neurosishuntington's diseasehomo sapiens sapiensholocentrus bullisihibiscus moscheutoshesperis matronalisheat of dissociationhalicoeres radiatusgrindelia squarrosagreenhouse emissiongenus trichodesmiumgenus septobasidiumgenus rhinonicterisgenus micropogoniasgenus microdipodopsgenus ibero-mesornisgenus hyacinthoidesgenus dicranopterisgenus chorizagrotisgenus chilomeniscusgenus centropristisgenus archidiskidongenus actiniopterisfringed loosestrifefragaria chiloensisfairness commissioneusebius hieronymuseuclid's second axiomeptesicus serotinusepacris obtusifoliaenglish hippocrateseichhornia spesiosaecclesiastical robeecclesiastical modeeastern indigo snakeeastern catholicismeast indian rosewooddryopteris filix-masdissociation energydiscretionary trustdepressive disorderdelusional disordercupressus arizonicacrucifixion of jesuscrisis interventioncriminal possessioncorrosive sublimatecoronavirus diseasecornelius janseniuscoreopsis tinctoriacordyline australisconversion hysteriaconversion disordercontinuing trespassconnarus guianensiscompetitor analysiscommunist manifestocognitive scientistcoeloglossum virideclinical depressionclianthus speciosusclematis versicolorclass hepaticopsidaclass coniferopsidacirsium helenioideschristian schonbeincholesterosis cutischarles william postcercis occidentalisceltis occidentaliscatherine i of russiacassia occidentaliscamassia scilloidesburhinus oedicnemusbubalus mindorensisbidens trichospermaassociative aphasiaassociate in nursingasian tiger mosquitoaristotelia serrataanolis carolinensisanoa depressicornisalice-josephine ponsagitated depressionagelaius phoeniceusaegilops triuncalisacoustic resistance
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