Source : Webster's Revised Unabridged Dictionary (1913)

Contented \Con*tent"ed\, a.
   Content; easy in mind; satisfied; quiet; willing. --
   {Con*tent"ed*ly}, adv. -- {Con*tent"ed*ness}, n.

Source : WordNet®

contentedness
     n : the state of being contented with your situation in life;
         "he relaxed in sleepy contentedness"; "they could read to
         their heart's content" [syn: {content}]