wake vs waker

wake and waker both are nouns.

Word	Noun	Adjective	Verb	Adverb
wake	Yes	No	Yes	No
waker	Yes	No	No	No

wake (noun)	waker (noun)
a vigil held over a corpse the night before burial	a person who awakes
the wave that spreads behind a boat as it moves forward	someone who rouses others from sleep
the consequences of an event (especially a catastrophic event)

wake (verb)	waker (verb)
be awake, be alert, be there
stop sleeping
cause to become awake or conscious
to alert someone to something
arouse or excite feelings and passions