hault ahult hualt uhalt auhlt uahlt halut ahlut hlaut lhaut alhut lahut hulat uhlat hluat lhuat ulhat luhat aulht ualht aluht lauht ulaht luaht hautl ahutl huatl uhatl auhtl uahtl hatul ahtul htaul thaul athul tahul hutal uhtal htual thual uthal tuhal authl uathl atuhl tauhl utahl tuahl haltu ahltu hlatu lhatu alhtu lahtu hatlu ahtlu htalu thalu athlu tahlu hltau lhtau htlau thlau lthau tlhau althu lathu atlhu talhu ltahu tlahu hulta uhlta hluta lhuta ulhta luhta hutla uhtla htula thula uthla tuhla hltua lhtua htlua thlua lthua tlhua ultha lutha utlha tulha ltuha tluha aulth ualth aluth lauth ulath luath autlh uatlh atulh taulh utalh tualh altuh latuh atluh taluh ltauh tlauh ultah lutah utlah tulah ltuah tluah
Note: these 'words' (valid or invalid) are all the permutations of the word hault. These words are obtained by scrambling the letters in hault.