neatr enatr naetr anetr eantr aentr netar entar ntear tnear etnar tenar nater anter ntaer tnaer atner taner eatnr aetnr etanr teanr atenr taenr neart enart naert anert eanrt aenrt nerat enrat nreat rneat ernat renat naret anret nraet rnaet arnet ranet earnt aernt erant reant arent raent netra entra ntera tnera etnra tenra nerta enrta nreta rneta ernta renta ntrea tnrea nrtea rntea trnea rtnea etrna terna ertna retna trena rtena natre antre ntare tnare atnre tanre narte anrte nrate rnate arnte rante ntrae tnrae nrtae rntae trnae rtnae atrne tarne artne ratne trane rtane eatrn aetrn etarn tearn atern taern eartn aertn eratn reatn aretn raetn etran teran ertan retan trean rtean atren taren arten raten traen rtaen
Note: these 'words' (valid or invalid) are all the permutations of the word neatr. These words are obtained by scrambling the letters in neatr.