waker awker wkaer kwaer akwer kawer waekr awekr weakr ewakr aewkr eawkr wkear kwear wekar ewkar kewar ekwar akewr kaewr aekwr eakwr keawr ekawr wakre awkre wkare kware akwre kawre warke awrke wrake rwake arwke rawke wkrae kwrae wrkae rwkae krwae rkwae akrwe karwe arkwe rakwe krawe rkawe waerk awerk weark ewark aewrk eawrk warek awrek wraek rwaek arwek rawek werak ewrak wreak rweak erwak rewak aerwk earwk arewk raewk erawk reawk wkera kwera wekra ewkra kewra ekwra wkrea kwrea wrkea rwkea krwea rkwea werka ewrka wreka rweka erwka rewka kerwa ekrwa krewa rkewa erkwa rekwa akerw kaerw aekrw eakrw kearw ekarw akrew karew arkew rakew kraew rkaew aerkw earkw arekw raekw erakw reakw keraw ekraw kreaw rkeaw erkaw rekaw
Note: these 'words' (valid or invalid) are all the permutations of the word waker. These words are obtained by scrambling the letters in waker.