waker

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. someone who rouses others from sleep
• Syn:
rouser, arouser
• Derivationally related forms:
arouse (for: arouser), rouse (for: rouser)
• Hypernyms:
attendant, attender, tender
2. a person who awakes
- an early waker
• Derivationally related forms:
wake
• Hypernyms:
person, individual, someone, somebody, mortal, soul