crias rcias ciras icras ricas ircas crais rcais caris acris racis arcis ciars icars cairs acirs iacrs aicrs riacs iracs raics arics iarcs aircs crisa rcisa cirsa icrsa ricsa ircsa crsia rcsia csria scria rscia srcia cisra icsra csira scira iscra sicra risca irsca rsica srica isrca sirca crasi rcasi carsi acrsi racsi arcsi crsai rcsai csrai scrai rscai srcai casri acsri csari scari ascri sacri rasci arsci rsaci sraci asrci sarci ciasr icasr caisr acisr iacsr aicsr cisar icsar csiar sciar iscar sicar casir acsir csair scair ascir sacir iascr aiscr isacr siacr asicr saicr riasc irasc raisc arisc iarsc airsc risac irsac rsiac sriac israc sirac rasic arsic rsaic sraic asric saric iasrc aisrc isarc siarc asirc sairc
Note: these 'words' (valid or invalid) are all the permutations of the word crias. These words are obtained by scrambling the letters in crias.