neral enral nreal rneal ernal renal nearl enarl naerl anerl eanrl aenrl nrael rnael narel anrel ranel arnel eranl reanl earnl aernl raenl arenl nerla enrla nrela rnela ernla renla nelra enlra nlera lnera elnra lenra nrlea rnlea nlrea lnrea rlnea lrnea erlna relna elrna lerna rlena lrena nealr enalr naelr anelr eanlr aenlr nelar enlar nlear lnear elnar lenar naler anler nlaer lnaer alner laner ealnr aelnr elanr leanr alenr laenr nrale rnale narle anrle ranle arnle nrlae rnlae nlrae lnrae rlnae lrnae nalre anlre nlare lnare alnre lanre ralne arlne rlane lrane alrne larne eraln realn earln aerln raeln areln erlan relan elran leran rlean lrean ealrn aelrn elarn learn alern laern ralen arlen rlaen lraen alren laren
Note: these 'words' (valid or invalid) are all the permutations of the word neral. These words are obtained by scrambling the letters in neral.