unarm nuarm uanrm aunrm naurm anurm unram nuram urnam runam nruam rnuam uarnm aurnm uranm ruanm arunm raunm narum anrum nraum rnaum arnum ranum unamr nuamr uanmr aunmr naumr anumr unmar numar umnar munar nmuar mnuar uamnr aumnr umanr muanr amunr maunr namur anmur nmaur mnaur amnur manur unrma nurma urnma runma nruma rnuma unmra numra umnra munra nmura mnura urmna rumna umrna murna rmuna mruna nrmua rnmua nmrua mnrua rmnua mrnua uarmn aurmn uramn ruamn arumn raumn uamrn aumrn umarn muarn amurn maurn urman ruman umran muran rmuan mruan armun ramun amrun marun rmaun mraun narmu anrmu nramu rnamu arnmu ranmu namru anmru nmaru mnaru amnru manru nrmau rnmau nmrau mnrau rmnau mrnau armnu ramnu amrnu marnu rmanu mranu
Note: these 'words' (valid or invalid) are all the permutations of the word unarm. These words are obtained by scrambling the letters in unarm.