hovel ohvel hvoel vhoel ovhel vohel hoevl ohevl heovl ehovl oehvl eohvl hveol vheol hevol ehvol vehol evhol ovehl voehl oevhl eovhl veohl evohl hovle ohvle hvole vhole ovhle vohle holve ohlve hlove lhove olhve lohve hvloe vhloe hlvoe lhvoe vlhoe lvhoe ovlhe volhe olvhe lovhe vlohe lvohe hoelv ohelv heolv eholv oehlv eohlv holev ohlev hloev lhoev olhev lohev helov ehlov hleov lheov elhov lehov oelhv eolhv olehv loehv elohv leohv hvelo vhelo hevlo ehvlo vehlo evhlo hvleo vhleo hlveo lhveo vlheo lvheo helvo ehlvo hlevo lhevo elhvo lehvo velho evlho vleho lveho elvho levho ovelh voelh oevlh eovlh veolh evolh ovleh voleh olveh loveh vloeh lvoeh oelvh eolvh olevh loevh elovh leovh veloh evloh vleoh lveoh elvoh levoh
Note: these 'words' (valid or invalid) are all the permutations of the word hovel. These words are obtained by scrambling the letters in hovel.