laids alids liads ilads ailds ialds ladis aldis ldais dlais adlis dalis lidas ildas ldias dlias idlas dilas aidls iadls adils dails idals dials laisd alisd liasd ilasd ailsd ialsd lasid alsid lsaid slaid aslid salid lisad ilsad lsiad sliad islad silad aisld iasld asild saild isald siald ladsi aldsi ldasi dlasi adlsi dalsi lasdi alsdi lsadi sladi asldi saldi ldsai dlsai lsdai sldai dslai sdlai adsli dasli asdli sadli dsali sdali lidsa ildsa ldisa dlisa idlsa dilsa lisda ilsda lsida slida islda silda ldsia dlsia lsdia sldia dslia sdlia idsla disla isdla sidla dsila sdila aidsl iadsl adisl daisl idasl diasl aisdl iasdl asidl saidl isadl siadl adsil dasil asdil sadil dsail sdail idsal disal isdal sidal dsial sdial
Note: these 'words' (valid or invalid) are all the permutations of the word laids. These words are obtained by scrambling the letters in laids.