crunk rcunk curnk ucrnk rucnk urcnk crnuk rcnuk cnruk ncruk rncuk nrcuk cunrk ucnrk cnurk ncurk uncrk nucrk runck urnck rnuck nruck unrck nurck crukn rcukn curkn ucrkn ruckn urckn crkun rckun ckrun kcrun rkcun krcun cukrn uckrn ckurn kcurn ukcrn kucrn rukcn urkcn rkucn krucn ukrcn kurcn crnku rcnku cnrku ncrku rncku nrcku crknu rcknu ckrnu kcrnu rkcnu krcnu cnkru nckru cknru kcnru nkcru kncru rnkcu nrkcu rkncu krncu nkrcu knrcu cunkr ucnkr cnukr ncukr unckr nuckr cuknr ucknr ckunr kcunr ukcnr kucnr cnkur nckur cknur kcnur nkcur kncur unkcr nukcr ukncr kuncr nkucr knucr runkc urnkc rnukc nrukc unrkc nurkc ruknc urknc rkunc krunc ukrnc kurnc rnkuc nrkuc rknuc krnuc nkruc knruc unkrc nukrc uknrc kunrc nkurc knurc
Note: these 'words' (valid or invalid) are all the permutations of the word crunk. These words are obtained by scrambling the letters in crunk.