hosts ohsts hsots shots oshts sohts hotss ohtss htoss thoss othss tohss hstos shtos htsos thsos sthos tshos osths soths otshs toshs stohs tsohs hosst ohsst hsost shost oshst sohst hosst ohsst hsost shost oshst sohst hssot shsot hssot shsot sshot sshot ossht sosht ossht sosht ssoht ssoht hotss ohtss htoss thoss othss tohss hosts ohsts hsots shots oshts sohts htsos thsos hstos shtos tshos sthos otshs toshs osths soths tsohs stohs hstso shtso htsso thsso sthso tshso hssto shsto hssto shsto sshto sshto htsso thsso hstso shtso tshso sthso stsho tssho sstho sstho tssho stsho ostsh sotsh otssh tossh stosh tsosh ossth sosth ossth sosth ssoth ssoth otssh tossh ostsh sotsh tsosh stosh stsoh tssoh sstoh sstoh tssoh stsoh
Note: these 'words' (valid or invalid) are all the permutations of the word hosts. These words are obtained by scrambling the letters in hosts.