laris alris lrais rlais arlis ralis lairs alirs liars ilars ailrs ialrs lrias rlias liras ilras rilas irlas arils rails airls iarls rials irals larsi alrsi lrasi rlasi arlsi ralsi lasri alsri lsari slari aslri salri lrsai rlsai lsrai slrai rslai srlai arsli rasli asrli sarli rsali srali laisr alisr liasr ilasr ailsr ialsr lasir alsir lsair slair aslir salir lisar ilsar lsiar sliar islar silar aislr iaslr asilr sailr isalr sialr lrisa rlisa lirsa ilrsa rilsa irlsa lrsia rlsia lsria slria rslia srlia lisra ilsra lsira slira islra silra risla irsla rsila srila isrla sirla arisl raisl airsl iarsl riasl irasl arsil rasil asril saril rsail srail aisrl iasrl asirl sairl isarl siarl risal irsal rsial srial isral siral
Note: these 'words' (valid or invalid) are all the permutations of the word laris. These words are obtained by scrambling the letters in laris.