nents ennts nnets nnets ennts nents netns entns ntens tnens etnns tenns nntes nntes ntnes tnnes ntnes tnnes entns netns etnns tenns ntens tnens nenst ennst nnest nnest ennst nenst nesnt ensnt nsent snent esnnt sennt nnset nnset nsnet snnet nsnet snnet ensnt nesnt esnnt sennt nsent snent netsn entsn ntesn tnesn etnsn tensn nestn enstn nsetn snetn esntn sentn ntsen tnsen nsten snten tsnen stnen etsnn tesnn estnn setnn tsenn stenn nntse nntse ntnse tnnse ntnse tnnse nnste nnste nsnte snnte nsnte snnte ntsne tnsne nstne sntne tsnne stnne ntsne tnsne nstne sntne tsnne stnne entsn netsn etnsn tensn ntesn tnesn enstn nestn esntn sentn nsetn snetn etsnn tesnn estnn setnn tsenn stenn ntsen tnsen nsten snten tsnen stnen
Note: these 'words' (valid or invalid) are all the permutations of the word nents. These words are obtained by scrambling the letters in nents.