veins evins viens ivens eivns ievns venis evnis vneis nveis envis nevis vines ivnes vnies nvies inves nives einvs ienvs enivs neivs inevs nievs veisn evisn viesn ivesn eivsn ievsn vesin evsin vsein svein esvin sevin visen ivsen vsien svien isven siven eisvn iesvn esivn seivn isevn sievn vensi evnsi vnesi nvesi envsi nevsi vesni evsni vseni sveni esvni sevni vnsei nvsei vsnei svnei nsvei snvei ensvi nesvi esnvi senvi nsevi snevi vinse ivnse vnise nvise invse nivse visne ivsne vsine svine isvne sivne vnsie nvsie vsnie svnie nsvie snvie insve nisve isnve sinve nsive snive einsv iensv enisv neisv inesv niesv eisnv iesnv esinv seinv isenv sienv ensiv nesiv esniv seniv nseiv sneiv insev nisev isnev sinev nsiev sniev
Note: these 'words' (valid or invalid) are all the permutations of the word veins. These words are obtained by scrambling the letters in veins.