mends emnds mneds nmeds enmds nemds medns emdns mdens dmens edmns demns mndes nmdes mdnes dmnes ndmes dnmes endms nedms ednms denms ndems dnems mensd emnsd mnesd nmesd enmsd nemsd mesnd emsnd msend smend esmnd semnd mnsed nmsed msned smned nsmed snmed ensmd nesmd esnmd senmd nsemd snemd medsn emdsn mdesn dmesn edmsn demsn mesdn emsdn msedn smedn esmdn semdn mdsen dmsen msden smden dsmen sdmen edsmn desmn esdmn sedmn dsemn sdemn mndse nmdse mdnse dmnse ndmse dnmse mnsde nmsde msnde smnde nsmde snmde mdsne dmsne msdne smdne dsmne sdmne ndsme dnsme nsdme sndme dsnme sdnme endsm nedsm ednsm densm ndesm dnesm ensdm nesdm esndm sendm nsedm snedm edsnm desnm esdnm sednm dsenm sdenm ndsem dnsem nsdem sndem dsnem sdnem
Note: these 'words' (valid or invalid) are all the permutations of the word mends. These words are obtained by scrambling the letters in mends.