neats enats naets anets eants aents netas entas nteas tneas etnas tenas nates antes ntaes tnaes atnes tanes eatns aetns etans teans atens taens neast enast naest anest eanst aenst nesat ensat nseat sneat esnat senat naset anset nsaet snaet asnet sanet easnt aesnt esant seant asent saent netsa entsa ntesa tnesa etnsa tensa nesta ensta nseta sneta esnta senta ntsea tnsea nstea sntea tsnea stnea etsna tesna estna setna tsena stena natse antse ntase tnase atnse tanse naste anste nsate snate asnte sante ntsae tnsae nstae sntae tsnae stnae atsne tasne astne satne tsane stane eatsn aetsn etasn teasn atesn taesn eastn aestn esatn seatn asetn saetn etsan tesan estan setan tsean stean atsen tasen asten saten tsaen staen
Note: these 'words' (valid or invalid) are all the permutations of the word neats. These words are obtained by scrambling the letters in neats.