vires ivres vries rvies irves rives viers ivers veirs evirs ievrs eivrs vreis rveis veris evris revis ervis irevs rievs iervs eirvs reivs erivs virse ivrse vrise rvise irvse rivse visre ivsre vsire svire isvre sivre vrsie rvsie vsrie svrie rsvie srvie irsve risve isrve sirve rsive srive viesr ivesr veisr evisr ievsr eivsr viser ivser vsier svier isver siver vesir evsir vseir sveir esvir sevir iesvr eisvr isevr sievr esivr seivr vresi rvesi versi evrsi revsi ervsi vrsei rvsei vsrei svrei rsvei srvei vesri evsri vseri sveri esvri sevri resvi ersvi rsevi srevi esrvi servi iresv riesv iersv eirsv reisv erisv irsev risev isrev sirev rsiev sriev iesrv eisrv iserv sierv esirv seirv resiv ersiv rseiv sreiv esriv seriv
Note: these 'words' (valid or invalid) are all the permutations of the word vires. These words are obtained by scrambling the letters in vires.