Adjective : He lay in wakeless sleep.    From Dictionary.com. 

Are you spending wakeless hours trying to master World of Warcraft?.    From Wordnik.com.  [Megite Technology News: What's Happening Right Now] Reference

As a instinctive skin care criterion, a wakeless sleep puts off dying away of skin.    From Wordnik.com.  [Purpleocity.net] Reference

Thus, often, wounded soldiers sleep, with troubled dreams, on the verge of renewed battle which may mean their death, their long and wakeless slumber.    From Wordnik.com.  [Darkness and Dawn] Reference

‘In the core of the flower, the glimmering, wakeless.    From Wordnik.com.  [The Plumed Serpent] Reference

January 22nd, 2006 at 6: 50 am wakeless. net.    From Wordnik.com.  [Ning – R.I.P.?] Reference

Posted by wakeless. net on December 25, 2005 at 12: 40 am iPod and FM or Satellite Radio.    From Wordnik.com.  [2006 predictions « Scripting News Annex] Reference

The wakeless sleeper of eternal night. '".    From Wordnik.com.  [My Summer with Dr. Singletary Part 2, from Volume V., the Works of Whittier: Tales and Sketches] Reference