dungy udngy dnugy ndugy undgy nudgy dugny udgny dguny gduny ugdny gudny dnguy ndguy dgnuy gdnuy ngduy gnduy ungdy nugdy ugndy gundy ngudy gnudy dunyg udnyg dnuyg nduyg undyg nudyg duyng udyng dyung ydung uydng yudng dnyug ndyug dynug ydnug nydug yndug unydg nuydg uyndg yundg nyudg ynudg dugyn udgyn dguyn gduyn ugdyn gudyn duygn udygn dyugn ydugn uydgn yudgn dgyun gdyun dygun ydgun gydun ygdun ugydn guydn uygdn yugdn gyudn ygudn dngyu ndgyu dgnyu gdnyu ngdyu gndyu dnygu ndygu dyngu ydngu nydgu yndgu dgynu gdynu dygnu ydgnu gydnu ygdnu ngydu gnydu nygdu yngdu gyndu ygndu ungyd nugyd ugnyd gunyd nguyd gnuyd unygd nuygd uyngd yungd nyugd ynugd ugynd guynd uygnd yugnd gyund ygund ngyud gnyud nygud yngud gynud ygnud
Note: these 'words' (valid or invalid) are all the permutations of the word dungy. These words are obtained by scrambling the letters in dungy.