oldish lodish odlish dolish ldoish dloish olidsh loidsh oildsh ioldsh liodsh ilodsh odilsh doilsh oidlsh iodlsh diolsh idolsh ldiosh dliosh lidosh ildosh dilosh idlosh oldsih lodsih odlsih dolsih ldosih dlosih olsdih losdih osldih soldih lsodih slodih odslih doslih osdlih sodlih dsolih sdolih ldsoih dlsoih lsdoih sldoih dsloih sdloih olisdh loisdh oilsdh iolsdh liosdh ilosdh olsidh losidh oslidh solidh lsoidh sloidh oisldh iosldh osildh soildh isoldh sioldh lisodh ilsodh lsiodh sliodh islodh silodh odislh doislh oidslh iodslh dioslh idoslh odsilh dosilh osdilh sodilh dsoilh sdoilh oisdlh iosdlh osidlh soidlh isodlh siodlh disolh idsolh dsiolh sdiolh isdolh sidolh ldisoh dlisoh lidsoh ildsoh dilsoh idlsoh ldsioh dlsioh lsdioh sldioh dslioh sdlioh lisdoh ilsdoh lsidoh slidoh isldoh sildoh disloh idsloh dsiloh sdiloh isdloh sidloh oldihs lodihs odlihs dolihs ldoihs dloihs olidhs loidhs oildhs ioldhs liodhs ilodhs odilhs doilhs oidlhs iodlhs diolhs idolhs ldiohs dliohs lidohs ildohs dilohs idlohs oldhis lodhis odlhis dolhis ldohis dlohis olhdis lohdis ohldis holdis lhodis hlodis odhlis dohlis ohdlis hodlis dholis hdolis ldhois dlhois lhdois hldois dhlois hdlois olihds loihds oilhds iolhds liohds ilohds olhids lohids ohlids holids lhoids hloids oihlds iohlds ohilds hoilds iholds hiolds lihods ilhods lhiods hliods ihlods hilods odihls doihls oidhls iodhls diohls idohls odhils dohils ohdils hodils dhoils hdoils oihdls iohdls ohidls hoidls ihodls hiodls dihols idhols dhiols hdiols ihdols hidols ldihos dlihos lidhos ildhos dilhos idlhos ldhios dlhios lhdios hldios dhlios hdlios lihdos ilhdos lhidos hlidos ihldos hildos dihlos idhlos dhilos hdilos ihdlos hidlos oldshi lodshi odlshi dolshi ldoshi dloshi olsdhi losdhi osldhi soldhi lsodhi slodhi odslhi doslhi osdlhi sodlhi dsolhi sdolhi ldsohi dlsohi lsdohi sldohi dslohi sdlohi oldhsi lodhsi odlhsi dolhsi ldohsi dlohsi olhdsi lohdsi ohldsi holdsi lhodsi hlodsi odhlsi dohlsi ohdlsi hodlsi dholsi hdolsi ldhosi dlhosi lhdosi hldosi dhlosi hdlosi olshdi loshdi oslhdi solhdi lsohdi slohdi olhsdi lohsdi ohlsdi holsdi lhosdi hlosdi oshldi sohldi ohsldi hosldi sholdi hsoldi lshodi slhodi lhsodi hlsodi shlodi hslodi odshli doshli osdhli sodhli dsohli sdohli odhsli dohsli ohdsli hodsli dhosli hdosli oshdli sohdli ohsdli hosdli shodli hsodli dsholi sdholi dhsoli hdsoli shdoli hsdoli ldshoi dlshoi lsdhoi sldhoi dslhoi sdlhoi ldhsoi dlhsoi lhdsoi hldsoi dhlsoi hdlsoi lshdoi slhdoi lhsdoi hlsdoi shldoi hsldoi dshloi sdhloi dhsloi hdsloi shdloi hsdloi olishd loishd oilshd iolshd lioshd iloshd olsihd losihd oslihd solihd lsoihd sloihd oislhd ioslhd osilhd soilhd isolhd siolhd lisohd ilsohd lsiohd sliohd islohd silohd olihsd loihsd oilhsd iolhsd liohsd ilohsd olhisd lohisd ohlisd holisd lhoisd hloisd oihlsd iohlsd ohilsd hoilsd iholsd hiolsd lihosd ilhosd lhiosd hliosd ihlosd hilosd olshid loshid oslhid solhid lsohid slohid olhsid lohsid ohlsid holsid lhosid hlosid oshlid sohlid ohslid hoslid sholid hsolid lshoid slhoid lhsoid hlsoid shloid hsloid oishld ioshld osihld soihld isohld siohld oihsld iohsld ohisld hoisld ihosld hiosld oshild sohild ohsild hosild shoild hsoild ishold sihold ihsold hisold shiold hsiold lishod ilshod lsihod slihod islhod silhod lihsod ilhsod lhisod hlisod ihlsod hilsod lshiod slhiod lhsiod hlsiod shliod hsliod ishlod sihlod ihslod hislod shilod hsilod odishl doishl oidshl iodshl dioshl idoshl odsihl dosihl osdihl sodihl dsoihl sdoihl oisdhl iosdhl osidhl soidhl isodhl siodhl disohl idsohl dsiohl sdiohl isdohl sidohl odihsl doihsl oidhsl iodhsl diohsl idohsl odhisl dohisl ohdisl hodisl dhoisl hdoisl oihdsl iohdsl ohidsl hoidsl ihodsl hiodsl dihosl idhosl dhiosl hdiosl ihdosl hidosl odshil doshil osdhil sodhil dsohil sdohil odhsil dohsil ohdsil hodsil dhosil hdosil oshdil sohdil ohsdil hosdil shodil hsodil dshoil sdhoil dhsoil hdsoil shdoil hsdoil oishdl ioshdl osihdl soihdl isohdl siohdl oihsdl iohsdl ohisdl hoisdl ihosdl hiosdl oshidl sohidl ohsidl hosidl shoidl hsoidl ishodl sihodl ihsodl hisodl shiodl hsiodl dishol idshol dsihol sdihol isdhol sidhol dihsol idhsol dhisol hdisol ihdsol hidsol dshiol sdhiol dhsiol hdsiol shdiol hsdiol ishdol sihdol ihsdol hisdol shidol hsidol ldisho dlisho lidsho ildsho dilsho idlsho ldsiho dlsiho lsdiho sldiho dsliho sdliho lisdho ilsdho lsidho slidho isldho sildho dislho idslho dsilho sdilho isdlho sidlho ldihso dlihso lidhso ildhso dilhso idlhso ldhiso dlhiso lhdiso hldiso dhliso hdliso lihdso ilhdso lhidso hlidso ihldso hildso dihlso idhlso dhilso hdilso ihdlso hidlso ldshio dlshio lsdhio sldhio dslhio sdlhio ldhsio dlhsio lhdsio hldsio dhlsio hdlsio lshdio slhdio lhsdio hlsdio shldio hsldio dshlio sdhlio dhslio hdslio shdlio hsdlio lishdo ilshdo lsihdo slihdo islhdo silhdo lihsdo ilhsdo lhisdo hlisdo ihlsdo hilsdo lshido slhido lhsido hlsido shlido hslido ishldo sihldo ihsldo hisldo shildo hsildo dishlo idshlo dsihlo sdihlo isdhlo sidhlo dihslo idhslo dhislo hdislo ihdslo hidslo dshilo sdhilo dhsilo hdsilo shdilo hsdilo ishdlo sihdlo ihsdlo hisdlo shidlo hsidlo
Note: these 'words' (valid or invalid) are all the permutations of the word oldish. These words are obtained by scrambling the letters in oldish.