softly osftly sfotly fsotly ofstly fostly sotfly ostfly stofly tsofly otsfly tosfly sftoly fstoly stfoly tsfoly ftsoly tfsoly oftsly fotsly otfsly tofsly ftosly tfosly soflty osflty sfolty fsolty ofslty foslty solfty oslfty slofty lsofty olsfty losfty sfloty fsloty slfoty lsfoty flsoty lfsoty oflsty folsty olfsty lofsty flosty lfosty sotlfy ostlfy stolfy tsolfy otslfy toslfy soltfy osltfy slotfy lsotfy olstfy lostfy stlofy tslofy sltofy lstofy tlsofy ltsofy otlsfy tolsfy oltsfy lotsfy tlosfy ltosfy sftloy fstloy stfloy tsfloy ftsloy tfsloy sfltoy fsltoy slftoy lsftoy flstoy lfstoy stlfoy tslfoy sltfoy lstfoy tlsfoy ltsfoy ftlsoy tflsoy fltsoy lftsoy tlfsoy ltfsoy oftlsy fotlsy otflsy toflsy ftolsy tfolsy ofltsy foltsy olftsy loftsy flotsy lfotsy otlfsy tolfsy oltfsy lotfsy tlofsy ltofsy ftlosy tflosy fltosy lftosy tlfosy ltfosy softyl osftyl sfotyl fsotyl ofstyl fostyl sotfyl ostfyl stofyl tsofyl otsfyl tosfyl sftoyl fstoyl stfoyl tsfoyl ftsoyl tfsoyl oftsyl fotsyl otfsyl tofsyl ftosyl tfosyl sofytl osfytl sfoytl fsoytl ofsytl fosytl soyftl osyftl syoftl ysoftl oysftl yosftl sfyotl fsyotl syfotl ysfotl fysotl yfsotl ofystl foystl oyfstl yofstl fyostl yfostl sotyfl ostyfl stoyfl tsoyfl otsyfl tosyfl soytfl osytfl syotfl ysotfl oystfl yostfl styofl tsyofl sytofl ystofl tysofl ytsofl otysfl toysfl oytsfl yotsfl tyosfl ytosfl sftyol fstyol stfyol tsfyol ftsyol tfsyol sfytol fsytol syftol ysftol fystol yfstol styfol tsyfol sytfol ystfol tysfol ytsfol ftysol tfysol fytsol yftsol tyfsol ytfsol oftysl fotysl otfysl tofysl ftoysl tfoysl ofytsl foytsl oyftsl yoftsl fyotsl yfotsl otyfsl toyfsl oytfsl yotfsl tyofsl ytofsl ftyosl tfyosl fytosl yftosl tyfosl ytfosl soflyt osflyt sfolyt fsolyt ofslyt foslyt solfyt oslfyt slofyt lsofyt olsfyt losfyt sfloyt fsloyt slfoyt lsfoyt flsoyt lfsoyt oflsyt folsyt olfsyt lofsyt flosyt lfosyt sofylt osfylt sfoylt fsoylt ofsylt fosylt soyflt osyflt syoflt ysoflt oysflt yosflt sfyolt fsyolt syfolt ysfolt fysolt yfsolt ofyslt foyslt oyfslt yofslt fyoslt yfoslt solyft oslyft sloyft lsoyft olsyft losyft soylft osylft syolft ysolft oyslft yoslft slyoft lsyoft syloft ysloft lysoft ylsoft olysft loysft oylsft yolsft lyosft ylosft sflyot fslyot slfyot lsfyot flsyot lfsyot sfylot fsylot syflot ysflot fyslot yfslot slyfot lsyfot sylfot yslfot lysfot ylsfot flysot lfysot fylsot yflsot lyfsot ylfsot oflyst folyst olfyst lofyst floyst lfoyst ofylst foylst oyflst yoflst fyolst yfolst olyfst loyfst oylfst yolfst lyofst ylofst flyost lfyost fylost yflost lyfost ylfost sotlyf ostlyf stolyf tsolyf otslyf toslyf soltyf osltyf slotyf lsotyf olstyf lostyf stloyf tsloyf sltoyf lstoyf tlsoyf ltsoyf otlsyf tolsyf oltsyf lotsyf tlosyf ltosyf sotylf ostylf stoylf tsoylf otsylf tosylf soytlf osytlf syotlf ysotlf oystlf yostlf styolf tsyolf sytolf ystolf tysolf ytsolf otyslf toyslf oytslf yotslf tyoslf ytoslf solytf oslytf sloytf lsoytf olsytf losytf soyltf osyltf syoltf ysoltf oysltf yosltf slyotf lsyotf sylotf yslotf lysotf ylsotf olystf loystf oylstf yolstf lyostf ylostf stlyof tslyof sltyof lstyof tlsyof ltsyof stylof tsylof sytlof ystlof tyslof ytslof slytof lsytof syltof ysltof lystof ylstof tlysof ltysof tylsof ytlsof lytsof yltsof otlysf tolysf oltysf lotysf tloysf ltoysf otylsf toylsf oytlsf yotlsf tyolsf ytolsf olytsf loytsf oyltsf yoltsf lyotsf ylotsf tlyosf ltyosf tylosf ytlosf lytosf yltosf sftlyo fstlyo stflyo tsflyo ftslyo tfslyo sfltyo fsltyo slftyo lsftyo flstyo lfstyo stlfyo tslfyo sltfyo lstfyo tlsfyo ltsfyo ftlsyo tflsyo fltsyo lftsyo tlfsyo ltfsyo sftylo fstylo stfylo tsfylo ftsylo tfsylo sfytlo fsytlo syftlo ysftlo fystlo yfstlo styflo tsyflo sytflo ystflo tysflo ytsflo ftyslo tfyslo fytslo yftslo tyfslo ytfslo sflyto fslyto slfyto lsfyto flsyto lfsyto sfylto fsylto syflto ysflto fyslto yfslto slyfto lsyfto sylfto yslfto lysfto ylsfto flysto lfysto fylsto yflsto lyfsto ylfsto stlyfo tslyfo sltyfo lstyfo tlsyfo ltsyfo stylfo tsylfo sytlfo ystlfo tyslfo ytslfo slytfo lsytfo syltfo ysltfo lystfo ylstfo tlysfo ltysfo tylsfo ytlsfo lytsfo yltsfo ftlyso tflyso fltyso lftyso tlfyso ltfyso ftylso tfylso fytlso yftlso tyflso ytflso flytso lfytso fyltso yfltso lyftso ylftso tlyfso ltyfso tylfso ytlfso lytfso yltfso oftlys fotlys otflys toflys ftolys tfolys ofltys foltys olftys loftys flotys lfotys otlfys tolfys oltfys lotfys tlofys ltofys ftloys tfloys fltoys lftoys tlfoys ltfoys oftyls fotyls otfyls tofyls ftoyls tfoyls ofytls foytls oyftls yoftls fyotls yfotls otyfls toyfls oytfls yotfls tyofls ytofls ftyols tfyols fytols yftols tyfols ytfols oflyts folyts olfyts lofyts floyts lfoyts ofylts foylts oyflts yoflts fyolts yfolts olyfts loyfts oylfts yolfts lyofts ylofts flyots lfyots fylots yflots lyfots ylfots otlyfs tolyfs oltyfs lotyfs tloyfs ltoyfs otylfs toylfs oytlfs yotlfs tyolfs ytolfs olytfs loytfs oyltfs yoltfs lyotfs ylotfs tlyofs ltyofs tylofs ytlofs lytofs yltofs ftlyos tflyos fltyos lftyos tlfyos ltfyos ftylos tfylos fytlos yftlos tyflos ytflos flytos lfytos fyltos yfltos lyftos ylftos tlyfos ltyfos tylfos ytlfos lytfos yltfos
Note: these 'words' (valid or invalid) are all the permutations of the word softly. These words are obtained by scrambling the letters in softly.