emacs meacs eamcs aemcs maecs amecs emcas mecas ecmas cemas mceas cmeas eacms aecms ecams ceams acems caems maces amces mcaes cmaes acmes cames emasc measc eamsc aemsc maesc amesc emsac mesac esmac semac mseac smeac easmc aesmc esamc seamc asemc saemc masec amsec msaec smaec asmec samec emcsa mecsa ecmsa cemsa mcesa cmesa emsca mesca esmca semca mseca smeca ecsma cesma escma secma csema scema mcsea cmsea mscea smcea csmea scmea eacsm aecsm ecasm ceasm acesm caesm eascm aescm esacm seacm asecm saecm ecsam cesam escam secam cseam sceam acsem casem ascem sacem csaem scaem macse amcse mcase cmase acmse camse masce amsce msace smace asmce samce mcsae cmsae mscae smcae csmae scmae acsme casme ascme sacme csame scame
Note: these 'words' (valid or invalid) are all the permutations of the word emacs. These words are obtained by scrambling the letters in emacs.