stead tsead setad estad tesad etsad staed tsaed sated asted tased atsed seatd esatd saetd asetd eastd aestd teasd etasd taesd atesd eatsd aetsd steda tseda setda estda tesda etsda stdea tsdea sdtea dstea tdsea dtsea sedta esdta sdeta dseta edsta desta tedsa etdsa tdesa dtesa edtsa detsa stade tsade satde astde tasde atsde stdae tsdae sdtae dstae tdsae dtsae sadte asdte sdate dsate adste daste tadse atdse tdase dtase adtse datse seadt esadt saedt asedt easdt aesdt sedat esdat sdeat dseat edsat desat sadet asdet sdaet dsaet adset daset eadst aedst edast deast adest daest teads etads taeds ateds eatds aetds tedas etdas tdeas dteas edtas detas tades atdes tdaes dtaes adtes dates eadts aedts edats deats adets daets
Note: these 'words' (valid or invalid) are all the permutations of the word stead. These words are obtained by scrambling the letters in stead.