gilds iglds glids lgids ilgds ligds gidls igdls gdils dgils idgls digls gldis lgdis gdlis dglis ldgis dlgis ildgs lidgs idlgs dilgs ldigs dligs gilsd iglsd glisd lgisd ilgsd ligsd gisld igsld gsild sgild isgld sigld glsid lgsid gslid sglid lsgid slgid ilsgd lisgd islgd silgd lsigd sligd gidsl igdsl gdisl dgisl idgsl digsl gisdl igsdl gsidl sgidl isgdl sigdl gdsil dgsil gsdil sgdil dsgil sdgil idsgl disgl isdgl sidgl dsigl sdigl gldsi lgdsi gdlsi dglsi ldgsi dlgsi glsdi lgsdi gsldi sgldi lsgdi slgdi gdsli dgsli gsdli sgdli dsgli sdgli ldsgi dlsgi lsdgi sldgi dslgi sdlgi ildsg lidsg idlsg dilsg ldisg dlisg ilsdg lisdg isldg sildg lsidg slidg idslg dislg isdlg sidlg dsilg sdilg ldsig dlsig lsdig sldig dslig sdlig
Note: these 'words' (valid or invalid) are all the permutations of the word gilds. These words are obtained by scrambling the letters in gilds.