roadi oradi raodi arodi oardi aordi rodai ordai rdoai droai odrai dorai radoi ardoi rdaoi draoi adroi daroi oadri aodri odari doari adori daori roaid oraid raoid aroid oarid aorid roiad oriad rioad iroad oirad iorad raiod ariod riaod iraod airod iarod oaird aoird oiard ioard aiord iaord rodia ordia rdoia droia odria doria roida orida rioda iroda oirda iorda rdioa drioa ridoa irdoa diroa idroa odira doira oidra iodra diora idora radio ardio rdaio draio adrio dario raido arido riado irado airdo iardo rdiao driao ridao irdao dirao idrao adiro dairo aidro iadro diaro idaro oadir aodir odair doair adoir daoir oaidr aoidr oiadr ioadr aiodr iaodr odiar doiar oidar iodar dioar idoar adior daior aidor iador diaor idaor
Note: these 'words' (valid or invalid) are all the permutations of the word roadi. These words are obtained by scrambling the letters in roadi.