discoverer vs discover

discoverer is a noun but discover is not a noun.

Word	Noun	Adjective	Verb	Adverb
discoverer	Yes	No	No	No
discover	No	No	Yes	No

discoverer (noun)	discover (noun)
someone who is the first to observe something
someone who is the first to think of or make something

discoverer (verb)	discover (verb)
	get to know or become aware of, usually accidentally
	identify as in botany or biology, for example
	make known to the public information that was previously known only to a few people or that was meant to be kept a secret
	make a discovery, make a new finding
	see for the first time; make a discovery
	discover or determine the existence, presence, or fact of by perception with the eyes
	find unexpectedly