wains awins wians iwans aiwns iawns wanis awnis wnais nwais anwis nawis winas iwnas wnias nwias inwas niwas ainws ianws aniws naiws inaws niaws waisn awisn wiasn iwasn aiwsn iawsn wasin awsin wsain swain aswin sawin wisan iwsan wsian swian iswan siwan aiswn iaswn asiwn saiwn isawn siawn wansi awnsi wnasi nwasi anwsi nawsi wasni awsni wsani swani aswni sawni wnsai nwsai wsnai swnai nswai snwai answi naswi asnwi sanwi nsawi snawi winsa iwnsa wnisa nwisa inwsa niwsa wisna iwsna wsina swina iswna siwna wnsia nwsia wsnia swnia nswia snwia inswa niswa isnwa sinwa nsiwa sniwa ainsw iansw anisw naisw inasw niasw aisnw iasnw asinw sainw isanw sianw ansiw nasiw asniw saniw nsaiw snaiw insaw nisaw isnaw sinaw nsiaw sniaw
Note: these 'words' (valid or invalid) are all the permutations of the word wains. These words are obtained by scrambling the letters in wains.