waker
1. [ noun ] (work) someone who rouses others from sleep
Synonyms: rouser arouser
Related terms: attendant awaken
2. [ noun ] Last name, frequency rank in the U.S. is 29475
3. [ noun ] a person who awakes
Examples:

"an early waker"

Related terms: person wake_up
Similar spelling:   Wacker
  wager
  Wasser
  washer
  waggery
  Wagar