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18-Letter Words Containing: R,I,X,A

 (In Any Order)
There are 7 18 letter words, 92 18 letter phrases and 0 18 letter abbr's with R,I,X,A in.

Best Scoring 18 Letter Words With: R,I,X,A

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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 (7)
overextrapolationshydroxytryptaminesgedankenexperimentexterritorialitiesdextroamphetaminesdeoxyribonucleasesoxidation-reduction
Phrases (92)
xerographic printersulfur hexafluoridesexually attractivesexual reproductionrelaxation behaviorprofessional boxingphoenix dactyliferamodal auxiliary verbmilitary expeditionmidterm examinationmexican-american warmethotrexate sodiummanganese tetroxideexpressed almond oilenvoy extraordinarycorporate executivecapital expenditureblood extravasationauxiliary operationauxiliary equipmentanisette de bordeauxalexander i of russiaalan alexander milne5-hydroxytryptaminevena nasalis externavena gastrica-dextratrend extrapolationtragelaphus buxtonitoxemia of pregnancythamnophis proximustextual scholarshiptemporary expedienttaxodium mucronatumtaraxacum ruderaliatactual explorationsupra expressionismsmilax rotundifoliasix-lined racerunnersexual relationshipsex-change operationsaxifraga stellarissaxifraga hypnoidessaxifraga granulatasaint francis xavierrhododendron maximaregular convex solidpyrrhuloxia sinuatapromotional expensepotassium hydroxidepomatomus saltatrixperiarterial plexusoxytropis lambertiiorder actinomyxidiamultiplex operationmexican freetail batmexican black cherrymedicago intertextamax ferdinand perutzmagnesium hydroxideion-exchange polymerilex paraguariensishydroxybutyric acidhydroxybenzoic acidhundred-and-sixtiethhorizontal parallaxhexalectris spicatahermann maurice saxegraduation exercisegoods and service taxgeocentric parallaxgenus argyroxiphiumfuchsia excorticatafriedrich max mullerfamily xenosauridaeextracellular fluidexperimental methodexothermic reactionexophthalmic goiterexecutive secretaryeuclid's fourth axiomestimated tax returneastern fox squirreldryopteris filix-mascerapteryx graminiscartridge extractorcaranx bartholomaeicalifornia box elderaustrotaxus spicataanomalopteryx owenianion-exchange resinaluminium hydroxideactive matrix screen
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