jiffy ijffy jfify fjify ifjfy fijfy jiffy ijffy jfify fjify ifjfy fijfy jffiy fjfiy jffiy fjfiy ffjiy ffjiy iffjy fifjy iffjy fifjy ffijy ffijy jifyf ijfyf jfiyf fjiyf ifjyf fijyf jiyff ijyff jyiff yjiff iyjff yijff jfyif fjyif jyfif yjfif fyjif yfjif ifyjf fiyjf iyfjf yifjf fyijf yfijf jifyf ijfyf jfiyf fjiyf ifjyf fijyf jiyff ijyff jyiff yjiff iyjff yijff jfyif fjyif jyfif yjfif fyjif yfjif ifyjf fiyjf iyfjf yifjf fyijf yfijf jffyi fjfyi jffyi fjfyi ffjyi ffjyi jfyfi fjyfi jyffi yjffi fyjfi yfjfi jfyfi fjyfi jyffi yjffi fyjfi yfjfi ffyji ffyji fyfji yffji fyfji yffji iffyj fifyj iffyj fifyj ffiyj ffiyj ifyfj fiyfj iyffj yiffj fyifj yfifj ifyfj fiyfj iyffj yiffj fyifj yfifj ffyij ffyij fyfij yffij fyfij yffij
Note: these 'words' (valid or invalid) are all the permutations of the word jiffy. These words are obtained by scrambling the letters in jiffy.