esyfl seyfl eysfl yesfl syefl ysefl esfyl sefyl efsyl fesyl sfeyl fseyl eyfsl yefsl efysl feysl yfesl fyesl syfel ysfel sfyel fsyel yfsel fysel esylf seylf eyslf yeslf syelf yself eslyf selyf elsyf lesyf sleyf lseyf eylsf yelsf elysf leysf ylesf lyesf sylef yslef slyef lsyef ylsef lysef esfly sefly efsly fesly sfely fsely eslfy selfy elsfy lesfy slefy lsefy eflsy felsy elfsy lefsy flesy lfesy sfley fsley slfey lsfey flsey lfsey eyfls yefls efyls feyls yfels fyels eylfs yelfs elyfs leyfs ylefs lyefs eflys felys elfys lefys fleys lfeys yfles fyles ylfes lyfes flyes lfyes syfle ysfle sfyle fsyle yfsle fysle sylfe yslfe slyfe lsyfe ylsfe lysfe sflye fslye slfye lsfye flsye lfsye yflse fylse ylfse lyfse flyse lfyse
Note: these 'words' (valid or invalid) are all the permutations of the word esyfl. These words are obtained by scrambling the letters in esyfl.