alist laist ailst ialst liast ilast alsit lasit aslit salit lsait slait aislt iaslt asilt sailt isalt sialt lisat ilsat lsiat sliat islat silat alits laits ailts ialts liats ilats altis latis atlis talis ltais tlais aitls iatls atils tails itals tials litas iltas ltias tlias itlas tilas alsti lasti aslti salti lsati slati altsi latsi atlsi talsi ltasi tlasi astli satli atsli tasli stali tsali lstai sltai ltsai tlsai stlai tslai aistl iastl asitl saitl isatl siatl aitsl iatsl atisl taisl itasl tiasl astil satil atsil tasil stail tsail istal sital itsal tisal stial tsial lista ilsta lsita slita islta silta litsa iltsa ltisa tlisa itlsa tilsa lstia sltia ltsia tlsia stlia tslia istla sitla itsla tisla stila tsila
Note: these 'words' (valid or invalid) are all the permutations of the word alist. These words are obtained by scrambling the letters in alist.