nuity unity niuty inuty uinty iunty nutiy untiy ntuiy tnuiy utniy tuniy nituy intuy ntiuy tniuy itnuy tinuy uitny iutny utiny tuiny ituny tiuny nuiyt uniyt niuyt inuyt uinyt iunyt nuyit unyit nyuit ynuit uynit yunit niyut inyut nyiut yniut iynut yinut uiynt iuynt uyint yuint iyunt yiunt nutyi untyi ntuyi tnuyi utnyi tunyi nuyti unyti nyuti ynuti uynti yunti ntyui tnyui nytui yntui tynui ytnui utyni tuyni uytni yutni tyuni ytuni nityu intyu ntiyu tniyu itnyu tinyu niytu inytu nyitu ynitu iyntu yintu ntyiu tnyiu nytiu yntiu tyniu ytniu itynu tiynu iytnu yitnu tyinu ytinu uityn iutyn utiyn tuiyn ituyn tiuyn uiytn iuytn uyitn yuitn iyutn yiutn utyin tuyin uytin yutin tyuin ytuin ityun tiyun iytun yitun tyiun ytiun
Note: these 'words' (valid or invalid) are all the permutations of the word nuity. These words are obtained by scrambling the letters in nuity.