minus imnus mnius nmius inmus nimus miuns imuns muins umins iumns uimns mnuis nmuis munis umnis numis unmis inums niums iunms uinms nuims unims minsu imnsu mnisu nmisu inmsu nimsu misnu imsnu msinu sminu ismnu simnu mnsiu nmsiu msniu smniu nsmiu snmiu insmu nismu isnmu sinmu nsimu snimu miusn imusn muisn umisn iumsn uimsn misun imsun msiun smiun ismun simun musin umsin msuin smuin usmin sumin iusmn uismn isumn siumn usimn suimn mnusi nmusi munsi umnsi numsi unmsi mnsui nmsui msnui smnui nsmui snmui musni umsni msuni smuni usmni sumni nusmi unsmi nsumi snumi usnmi sunmi inusm niusm iunsm uinsm nuism unism insum nisum isnum sinum nsium snium iusnm uisnm isunm siunm usinm suinm nusim unsim nsuim snuim usnim sunim
Note: these 'words' (valid or invalid) are all the permutations of the word minus. These words are obtained by scrambling the letters in minus.