sleety lseety selety eslety lesety elsety sleety lseety selety eslety lesety elsety seelty eselty seelty eselty eeslty eeslty leesty elesty leesty elesty eelsty eelsty sletey lsetey seltey esltey lestey elstey slteey lsteey stleey tsleey ltseey tlseey setley estley steley tseley etsley tesley letsey eltsey ltesey tlesey etlsey telsey sletey lsetey seltey esltey lestey elstey slteey lsteey stleey tsleey ltseey tlseey setley estley steley tseley etsley tesley letsey eltsey ltesey tlesey etlsey telsey seetly esetly seetly esetly eestly eestly setely estely steely tseely etsely tesely setely estely steely tseely etsely tesely eetsly eetsly etesly teesly etesly teesly leetsy eletsy leetsy eletsy eeltsy eeltsy letesy eltesy lteesy tleesy etlesy telesy letesy eltesy lteesy tleesy etlesy telesy eetlsy eetlsy etelsy teelsy etelsy teelsy sleeyt lseeyt seleyt esleyt leseyt elseyt sleeyt lseeyt seleyt esleyt leseyt elseyt seelyt eselyt seelyt eselyt eeslyt eeslyt leesyt elesyt leesyt elesyt eelsyt eelsyt sleyet lseyet selyet eslyet lesyet elsyet slyeet lsyeet syleet ysleet lyseet ylseet seylet esylet syelet yselet eyslet yeslet leyset elyset lyeset yleset eylset yelset sleyet lseyet selyet eslyet lesyet elsyet slyeet lsyeet syleet ysleet lyseet ylseet seylet esylet syelet yselet eyslet yeslet leyset elyset lyeset yleset eylset yelset seeylt eseylt seeylt eseylt eesylt eesylt seyelt esyelt syeelt yseelt eyselt yeselt seyelt esyelt syeelt yseelt eyselt yeselt eeyslt eeyslt eyeslt yeeslt eyeslt yeeslt leeyst eleyst leeyst eleyst eelyst eelyst leyest elyest lyeest yleest eylest yelest leyest elyest lyeest yleest eylest yelest eeylst eeylst eyelst yeelst eyelst yeelst sletye lsetye seltye esltye lestye elstye slteye lsteye stleye tsleye ltseye tlseye setlye estlye stelye tselye etslye teslye letsye eltsye ltesye tlesye etlsye telsye sleyte lseyte selyte eslyte lesyte elsyte slyete lsyete sylete yslete lysete ylsete seylte esylte syelte yselte eyslte yeslte leyste elyste lyeste yleste eylste yelste sltyee lstyee stlyee tslyee ltsyee tlsyee slytee lsytee syltee ysltee lystee ylstee stylee tsylee sytlee ystlee tyslee ytslee ltysee tlysee lytsee yltsee tylsee ytlsee setyle estyle steyle tseyle etsyle tesyle seytle esytle syetle ysetle eystle yestle styele tsyele sytele ystele tysele ytsele etysle teysle eytsle yetsle tyesle ytesle letyse eltyse lteyse tleyse etlyse telyse leytse elytse lyetse yletse eyltse yeltse ltyese tlyese lytese yltese tylese ytlese etylse teylse eytlse yetlse tyelse ytelse sletye lsetye seltye esltye lestye elstye slteye lsteye stleye tsleye ltseye tlseye setlye estlye stelye tselye etslye teslye letsye eltsye ltesye tlesye etlsye telsye sleyte lseyte selyte eslyte lesyte elsyte slyete lsyete sylete yslete lysete ylsete seylte esylte syelte yselte eyslte yeslte leyste elyste lyeste yleste eylste yelste sltyee lstyee stlyee tslyee ltsyee tlsyee slytee lsytee syltee ysltee lystee ylstee stylee tsylee sytlee ystlee tyslee ytslee ltysee tlysee lytsee yltsee tylsee ytlsee setyle estyle steyle tseyle etsyle tesyle seytle esytle syetle ysetle eystle yestle styele tsyele sytele ystele tysele ytsele etysle teysle eytsle yetsle tyesle ytesle letyse eltyse lteyse tleyse etlyse telyse leytse elytse lyetse yletse eyltse yeltse ltyese tlyese lytese yltese tylese ytlese etylse teylse eytlse yetlse tyelse ytelse seetyl esetyl seetyl esetyl eestyl eestyl seteyl esteyl steeyl tseeyl etseyl teseyl seteyl esteyl steeyl tseeyl etseyl teseyl eetsyl eetsyl etesyl teesyl etesyl teesyl seeytl eseytl seeytl eseytl eesytl eesytl seyetl esyetl syeetl yseetl eysetl yesetl seyetl esyetl syeetl yseetl eysetl yesetl eeystl eeystl eyestl yeestl eyestl yeestl setyel estyel steyel tseyel etsyel tesyel seytel esytel syetel ysetel eystel yestel styeel tsyeel syteel ysteel tyseel ytseel etysel teysel eytsel yetsel tyesel ytesel setyel estyel steyel tseyel etsyel tesyel seytel esytel syetel ysetel eystel yestel styeel tsyeel syteel ysteel tyseel ytseel etysel teysel eytsel yetsel tyesel ytesel eetysl eetysl eteysl teeysl eteysl teeysl eeytsl eeytsl eyetsl yeetsl eyetsl yeetsl etyesl teyesl eytesl yetesl tyeesl yteesl etyesl teyesl eytesl yetesl tyeesl yteesl leetys eletys leetys eletys eeltys eeltys leteys elteys lteeys tleeys etleys teleys leteys elteys lteeys tleeys etleys teleys eetlys eetlys etelys teelys etelys teelys leeyts eleyts leeyts eleyts eelyts eelyts leyets elyets lyeets yleets eylets yelets leyets elyets lyeets yleets eylets yelets eeylts eeylts eyelts yeelts eyelts yeelts letyes eltyes lteyes tleyes etlyes telyes leytes elytes lyetes yletes eyltes yeltes ltyees tlyees lytees yltees tylees ytlees etyles teyles eytles yetles tyeles yteles letyes eltyes lteyes tleyes etlyes telyes leytes elytes lyetes yletes eyltes yeltes ltyees tlyees lytees yltees tylees ytlees etyles teyles eytles yetles tyeles yteles eetyls eetyls eteyls teeyls eteyls teeyls eeytls eeytls eyetls yeetls eyetls yeetls etyels teyels eytels yetels tyeels yteels etyels teyels eytels yetels tyeels yteels
Note: these 'words' (valid or invalid) are all the permutations of the word sleety. These words are obtained by scrambling the letters in sleety.