neons enons noens onens eonns oenns nenos ennos nneos nneos ennos nenos nones onnes nnoes nnoes onnes nones eonns oenns enons neons onens noens neosn enosn noesn onesn eonsn oensn neson enson nseon sneon esnon senon nosen onsen nsoen snoen osnen sonen eosnn oesnn esonn seonn osenn soenn nenso ennso nneso nneso ennso nenso nesno ensno nseno sneno esnno senno nnseo nnseo nsneo snneo nsneo snneo ensno nesno esnno senno nseno sneno nonse onnse nnose nnose onnse nonse nosne onsne nsone snone osnne sonne nnsoe nnsoe nsnoe snnoe nsnoe snnoe onsne nosne osnne sonne nsone snone eonsn oensn enosn neosn onesn noesn eosnn oesnn esonn seonn osenn soenn enson neson esnon senon nseon sneon onsen nosen osnen sonen nsoen snoen
Note: these 'words' (valid or invalid) are all the permutations of the word neons. These words are obtained by scrambling the letters in neons.