Akademik

waker
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
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an early waker

Derivationally related forms: ↑wake
Hypernyms: ↑person, ↑individual, ↑someone, ↑somebody, ↑mortal, ↑soul

Useful english dictionary. 2012.