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20-Letter Words Containing: O,N,N,I,S,M

 (In Any Order)
There are 20 20 letter words, 173 20 letter phrases and 0 20 letter abbr's with O,N,N,I,S,M in.

Best Scoring 20 Letter Words With: O,N,N,I,S,M

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We couldn't find any valid Scrabble US words with a length of 20. Try changing the version of the game.
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All 20 Letter Words

Words (20)
uncompromisingnessestransformationalistsrepresentationalismsphenylpropanolaminesnondenominationalismmagnetofluiddynamicsincomprehensiblenessincommensurabilitiesimmunoprecipitationshomotransplantationselectroluminescencesdimethylnitrosaminesdepartmentalizationscountermobilizationscounterdemonstratingcomprehensiblenessesantiauthoritarianismmagnetohydrodynamicscounterdemonstrationcompartmentalisation
Phrases (173)
william stanley jevonswilliam henry harrisonvirgil garnett thomsontwo-dimensional figuretunisian monetary unittransportation systemsouth american countrysimple harmonic motionselective informationsecond coming of christsamuel rawson gardinerresident commissionerrequirements contractracial discriminationprinciple of parsimonyprescription medicineplasminogen activatornymphicus hollandicusnicolas de malebranchenasturtium officinalemilton snavely hersheymilitary installationmental representationmadonna louise cicconeluscinia megarhynchoslunar excursion moduleliving accommodationslinguistic competencelebanese monetary unitklemens von metternichjudgement on the meritsjapanese monetary unitislamic calendar monthindirect transmissionhomolosine projectiongenus phoenicophoriumfrankenstein's monsterestonian monetary unitemotional disturbancedouble-reed instrumentdisplacement reactiondemonstrative pronounconvolvulus scammoniacontradiction in termsconservation of matterconfession of judgmentcommunity of interestscommercial instrumentcomedogenic substancecarter administrationcardinal compass pointbotswana monetary unitblue ribbon commissionaustrian monetary unitatmospheric conditionappalachian mountainsanemopsis californicaamsinckia grandifloraageratum houstonianumacquisition agreementabatement of a nuisanceyosemite national parkximenesia encelioidesxanthosoma atrovirensxanthoma disseminatumworkmen's compensationwoolsorter's pneumoniawilliam nunn lipscom jr.western honey mesquiteuniversity of michigantrichomanes reniformetransversus abdoministhelonious sphere monksysteme internationalsudanese monetary unitsubliminal perceptionstandard transmissionsouth american sea lionsource of illuminationsomalian monetary unitsmiledon californicussir joseph john thomsonsir james young simpsonsexual discriminationsenior master sergeantscintillating scotomasanvitalia procumbenssanitation departmentrocky mountains cherryrhododendron viscosumrevolutions per minutereagan administrationpsychic communicationproportional samplingpotassium-argon datingpopulation commissionplatte river penstemonphysostigma venenosumpercussion instrumentpenstemon whippleanuspenstemon linarioidespenicillin v potassiumorganic brain syndromeorder jungermannialesnonmalignant neoplasmnepalese monetary unitnegotiable instrumentmycoplasmal pneumoniamusical accompanimentmumification necrosismountain standard timemountain lady's slippermortise-and-tenon jointmonofocal lens implantmoment magnitude scalemeriones unguiculatusmenyanthes trifoliatamaximilian's sunflowermanagement consultingmaidenhair spleenwortmagnesium bicarbonatemacronectes giganteuslysichiton americanumlonicera sempervirenslecture demonstrationklinefelter's syndromejohn addington symondsjapanese morning gloryintravenous pyelogramintransitive verb formimmediate constituenthyperkinetic syndromehymenoxys grandiflorahippodamia convergenshimantopus himantopusheat of transformationguernsey monetary unitgraeco-roman wrestlinggnaeus pompeius magnusgeranium richardsoniigenus reithrodontomysgenus hamamelidoxylongenus gymnosporangiumgenus corynebacteriumfriedrich anton mesmerfrederick moore vinsonform genus rhizoctiniaerythronium dens-canisenvironmental scienceelectronic instrumenteconomic mobilisationdesmanthus ilinoensiscriminal conversationcoumarone-indene resincosmological constantconvergent strabismuscompensatory spendingcommon snapping turtlecommon carline thistlecommencement exercisechilomeniscus cinctuscapsicum annuum longumcampanula aparinoidescalostoma cinnabarinabrugmansia suaveolensbinomial distributionbegonia semperflorensasplenium trichomanesasplenium platyneuronairborne transmissionafrican bowstring hempaffine transformationabdominal nerve plexus
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