rigols irgols rgiols griols igrols girols riogls irogls roigls origls iorgls oirgls rgoils groils rogils orgils gorils ogrils igorls giorls iogrls oigrls goirls ogirls riglos irglos rgilos grilos igrlos girlos rilgos irlgos rligos lrigos ilrgos lirgos rglios grlios rlgios lrgios glrios lgrios iglros gilros ilgros ligros gliros lgiros riolgs irolgs roilgs orilgs iorlgs oirlgs rilogs irlogs rliogs lriogs ilrogs lirogs roligs orligs rloigs lroigs olrigs lorigs iolrgs oilrgs ilorgs liorgs olirgs loirgs rgolis grolis roglis orglis gorlis ogrlis rglois grlois rlgois lrgois glrois lgrois rolgis orlgis rlogis lrogis olrgis lorgis golris oglris gloris lgoris olgris logris igolrs giolrs ioglrs oiglrs goilrs ogilrs iglors gilors ilgors ligors gliors lgiors iolgrs oilgrs ilogrs liogrs oligrs loigrs golirs oglirs gloirs lgoirs olgirs logirs rigosl irgosl rgiosl griosl igrosl girosl riogsl irogsl roigsl origsl iorgsl oirgsl rgoisl groisl rogisl orgisl gorisl ogrisl igorsl giorsl iogrsl oigrsl goirsl ogirsl rigsol irgsol rgisol grisol igrsol girsol risgol irsgol rsigol srigol isrgol sirgol rgsiol grsiol rsgiol srgiol gsriol sgriol igsrol gisrol isgrol sigrol gsirol sgirol riosgl irosgl roisgl orisgl iorsgl oirsgl risogl irsogl rsiogl sriogl isrogl sirogl rosigl orsigl rsoigl sroigl osrigl sorigl iosrgl oisrgl isorgl siorgl osirgl soirgl rgosil grosil rogsil orgsil gorsil ogrsil rgsoil grsoil rsgoil srgoil gsroil sgroil rosgil orsgil rsogil srogil osrgil sorgil gosril ogsril gsoril sgoril osgril sogril igosrl giosrl iogsrl oigsrl goisrl ogisrl igsorl gisorl isgorl sigorl gsiorl sgiorl iosgrl oisgrl isogrl siogrl osigrl soigrl gosirl ogsirl gsoirl sgoirl osgirl sogirl riglso irglso rgilso grilso igrlso girlso rilgso irlgso rligso lrigso ilrgso lirgso rgliso grliso rlgiso lrgiso glriso lgriso iglrso gilrso ilgrso ligrso glirso lgirso rigslo irgslo rgislo grislo igrslo girslo risglo irsglo rsiglo sriglo isrglo sirglo rgsilo grsilo rsgilo srgilo gsrilo sgrilo igsrlo gisrlo isgrlo sigrlo gsirlo sgirlo rilsgo irlsgo rlisgo lrisgo ilrsgo lirsgo rislgo irslgo rsilgo srilgo isrlgo sirlgo rlsigo lrsigo rsligo srligo lsrigo slrigo ilsrgo lisrgo islrgo silrgo lsirgo slirgo rglsio grlsio rlgsio lrgsio glrsio lgrsio rgslio grslio rsglio srglio gsrlio sgrlio rlsgio lrsgio rslgio srlgio lsrgio slrgio glsrio lgsrio gslrio sglrio lsgrio slgrio iglsro gilsro ilgsro ligsro glisro lgisro igslro gislro isglro siglro gsilro sgilro ilsgro lisgro islgro silgro lsigro sligro glsiro lgsiro gsliro sgliro lsgiro slgiro riolsg irolsg roilsg orilsg iorlsg oirlsg rilosg irlosg rliosg lriosg ilrosg lirosg rolisg orlisg rloisg lroisg olrisg lorisg iolrsg oilrsg ilorsg liorsg olirsg loirsg rioslg iroslg roislg orislg iorslg oirslg risolg irsolg rsiolg sriolg isrolg sirolg rosilg orsilg rsoilg sroilg osrilg sorilg iosrlg oisrlg isorlg siorlg osirlg soirlg rilsog irlsog rlisog lrisog ilrsog lirsog rislog irslog rsilog srilog isrlog sirlog rlsiog lrsiog rsliog srliog lsriog slriog ilsrog lisrog islrog silrog lsirog slirog rolsig orlsig rlosig lrosig olrsig lorsig roslig orslig rsolig srolig osrlig sorlig rlsoig lrsoig rsloig srloig lsroig slroig olsrig losrig oslrig solrig lsorig slorig iolsrg oilsrg ilosrg liosrg olisrg loisrg ioslrg oislrg isolrg siolrg osilrg soilrg ilsorg lisorg islorg silorg lsiorg sliorg olsirg losirg oslirg solirg lsoirg sloirg rgolsi grolsi roglsi orglsi gorlsi ogrlsi rglosi grlosi rlgosi lrgosi glrosi lgrosi rolgsi orlgsi rlogsi lrogsi olrgsi lorgsi golrsi oglrsi glorsi lgorsi olgrsi logrsi rgosli grosli rogsli orgsli gorsli ogrsli rgsoli grsoli rsgoli srgoli gsroli sgroli rosgli orsgli rsogli srogli osrgli sorgli gosrli ogsrli gsorli sgorli osgrli sogrli rglsoi grlsoi rlgsoi lrgsoi glrsoi lgrsoi rgsloi grsloi rsgloi srgloi gsrloi sgrloi rlsgoi lrsgoi rslgoi srlgoi lsrgoi slrgoi glsroi lgsroi gslroi sglroi lsgroi slgroi rolsgi orlsgi rlosgi lrosgi olrsgi lorsgi roslgi orslgi rsolgi srolgi osrlgi sorlgi rlsogi lrsogi rslogi srlogi lsrogi slrogi olsrgi losrgi oslrgi solrgi lsorgi slorgi golsri oglsri glosri lgosri olgsri logsri goslri ogslri gsolri sgolri osglri soglri glsori lgsori gslori sglori lsgori slgori olsgri losgri oslgri solgri lsogri slogri igolsr giolsr ioglsr oiglsr goilsr ogilsr iglosr gilosr ilgosr ligosr gliosr lgiosr iolgsr oilgsr ilogsr liogsr oligsr loigsr golisr oglisr gloisr lgoisr olgisr logisr igoslr gioslr iogslr oigslr goislr ogislr igsolr gisolr isgolr sigolr gsiolr sgiolr iosglr oisglr isoglr sioglr osiglr soiglr gosilr ogsilr gsoilr sgoilr osgilr sogilr iglsor gilsor ilgsor ligsor glisor lgisor igslor gislor isglor siglor gsilor sgilor ilsgor lisgor islgor silgor lsigor sligor glsior lgsior gslior sglior lsgior slgior iolsgr oilsgr ilosgr liosgr olisgr loisgr ioslgr oislgr isolgr siolgr osilgr soilgr ilsogr lisogr islogr silogr lsiogr sliogr olsigr losigr osligr soligr lsoigr sloigr golsir oglsir glosir lgosir olgsir logsir goslir ogslir gsolir sgolir osglir soglir glsoir lgsoir gsloir sgloir lsgoir slgoir olsgir losgir oslgir solgir lsogir slogir
Note: these 'words' (valid or invalid) are all the permutations of the word rigols. These words are obtained by scrambling the letters in rigols.