argon ragon agron garon rgaon graon arogn raogn aorgn oargn roagn oragn agorn gaorn aogrn oagrn goarn ogarn rgoan groan rogan organ goran ogran argno ragno agrno garno rgano grano arngo rango anrgo nargo rnago nrago agnro ganro angro nagro gnaro ngaro rgnao grnao rngao nrgao gnrao ngrao arong raong aorng oarng roang orang arnog ranog anrog narog rnaog nraog aonrg oanrg anorg naorg onarg noarg ronag ornag rnoag nroag onrag norag agonr gaonr aognr oagnr goanr oganr agnor ganor angor nagor gnaor ngaor aongr oangr anogr naogr onagr noagr gonar ognar gnoar ngoar ongar nogar rgona grona rogna orgna gorna ogrna rgnoa grnoa rngoa nrgoa gnroa ngroa ronga ornga rnoga nroga onrga norga gonra ognra gnora ngora ongra nogra
Note: these 'words' (valid or invalid) are all the permutations of the word argon. These words are obtained by scrambling the letters in argon.