hiver ihver hvier vhier ivher viher hievr ihevr heivr ehivr iehvr eihvr hveir vheir hevir ehvir vehir evhir ivehr viehr ievhr eivhr veihr evihr hivre ihvre hvire vhire ivhre vihre hirve ihrve hrive rhive irhve rihve hvrie vhrie hrvie rhvie vrhie rvhie ivrhe virhe irvhe rivhe vrihe rvihe hierv iherv heirv ehirv iehrv eihrv hirev ihrev hriev rhiev irhev rihev heriv ehriv hreiv rheiv erhiv rehiv ierhv eirhv irehv riehv erihv reihv hveri vheri hevri ehvri vehri evhri hvrei vhrei hrvei rhvei vrhei rvhei hervi ehrvi hrevi rhevi erhvi rehvi verhi evrhi vrehi rvehi ervhi revhi iverh vierh ievrh eivrh veirh evirh ivreh vireh irveh riveh vrieh rvieh iervh eirvh irevh rievh erivh reivh verih evrih vreih rveih ervih revih
Note: these 'words' (valid or invalid) are all the permutations of the word hiver. These words are obtained by scrambling the letters in hiver.