ecnes cenes ences neces cnees ncees ecens ceens eecns eecns ceens ecens enecs neecs eencs eencs neecs enecs cnees ncees cenes ecnes neces ences ecnse cense encse necse cnese ncese ecsne cesne escne secne csene scene ensce nesce esnce sence nsece snece cnsee ncsee csnee scnee nscee sncee ecesn ceesn eecsn eecsn ceesn ecesn ecsen cesen escen secen cseen sceen eescn eescn esecn seecn esecn seecn cesen ecsen cseen sceen escen secen enesc neesc eensc eensc neesc enesc ensec nesec esnec senec nseec sneec eesnc eesnc esenc seenc esenc seenc nesec ensec nseec sneec esnec senec cnese ncese cense ecnse necse encse cnsee ncsee csnee scnee nscee sncee cesne ecsne csene scene escne secne nesce ensce nsece snece esnce sence
Note: these 'words' (valid or invalid) are all the permutations of the word ecnes. These words are obtained by scrambling the letters in ecnes.