Wordnet 3.0
NOUN (1)
1. 
 the act of waking; 
- Example: "it was an early awakening"- Example: "it was the waking up he hated most"[syn: awakening, wakening, waking up]
WordNet (r) 3.0 (2006):
waking up
    n 1: the act of waking; "it was an early awakening"; "it was the
         waking up he hated most" [syn: awakening, wakening,
         waking up]