wroth rwoth worth owrth rowth orwth wrtoh rwtoh wtroh twroh rtwoh trwoh wotrh owtrh wtorh tworh otwrh towrh rotwh ortwh rtowh trowh otrwh torwh wroht rwoht worht owrht rowht orwht wrhot rwhot whrot hwrot rhwot hrwot wohrt owhrt whort hwort ohwrt howrt rohwt orhwt rhowt hrowt ohrwt horwt wrtho rwtho wtrho twrho rtwho trwho wrhto rwhto whrto hwrto rhwto hrwto wthro twhro whtro hwtro thwro htwro rthwo trhwo rhtwo hrtwo thrwo htrwo wothr owthr wtohr twohr otwhr towhr wohtr owhtr whotr hwotr ohwtr howtr wthor twhor whtor hwtor thwor htwor othwr tohwr ohtwr hotwr thowr htowr rothw orthw rtohw trohw otrhw torhw rohtw orhtw rhotw hrotw ohrtw hortw rthow trhow rhtow hrtow throw htrow othrw tohrw ohtrw hotrw thorw htorw
Note: these 'words' (valid or invalid) are all the permutations of the word wroth. These words are obtained by scrambling the letters in wroth.