dryas rdyas dyras ydras rydas yrdas drays rdays darys adrys radys ardys dyars ydars dayrs adyrs yadrs aydrs ryads yrads rayds aryds yards ayrds drysa rdysa dyrsa ydrsa rydsa yrdsa drsya rdsya dsrya sdrya rsdya srdya dysra ydsra dsyra sdyra ysdra sydra rysda yrsda rsyda sryda ysrda syrda drasy rdasy darsy adrsy radsy ardsy drsay rdsay dsray sdray rsday srday dasry adsry dsary sdary asdry sadry rasdy arsdy rsady srady asrdy sardy dyasr ydasr daysr adysr yadsr aydsr dysar ydsar dsyar sdyar ysdar sydar dasyr adsyr dsayr sdayr asdyr sadyr yasdr aysdr ysadr syadr asydr saydr ryasd yrasd raysd arysd yarsd ayrsd rysad yrsad rsyad sryad ysrad syrad rasyd arsyd rsayd srayd asryd saryd yasrd aysrd ysard syard asyrd sayrd
Note: these 'words' (valid or invalid) are all the permutations of the word dryas. These words are obtained by scrambling the letters in dryas.