rewan erwan rwean wrean ewran weran reawn erawn raewn arewn earwn aerwn rwaen wraen rawen arwen waren awren ewarn wearn eawrn aewrn waern awern rewna erwna rwena wrena ewrna werna renwa ernwa rnewa nrewa enrwa nerwa rwnea wrnea rnwea nrwea wnrea nwrea ewnra wenra enwra newra wnera nwera reanw eranw raenw arenw earnw aernw renaw ernaw rneaw nreaw enraw neraw ranew arnew rnaew nraew anrew narew eanrw aenrw enarw nearw anerw naerw rwane wrane rawne arwne warne awrne rwnae wrnae rnwae nrwae wnrae nwrae ranwe arnwe rnawe nrawe anrwe narwe wanre awnre wnare nware anwre nawre ewanr weanr eawnr aewnr waenr awenr ewnar wenar enwar newar wnear nwear eanwr aenwr enawr neawr anewr naewr waner awner wnaer nwaer anwer nawer
Note: these 'words' (valid or invalid) are all the permutations of the word rewan. These words are obtained by scrambling the letters in rewan.