science vs verify

science is a noun but verify is not a noun.

Word	Noun	Adjective	Verb	Adverb
science	Yes	No	No	No
verify	No	No	Yes	No

science (noun)	verify (noun)
a particular branch of scientific knowledge
ability to produce solutions in some problem domain

science (verb)	verify (verb)
	confirm the truth of
	to declare or affirm solemnly and formally as true
	attach or append a legal verification to (a pleading or petition)
	check or regulate (a scientific experiment) by conducting a parallel experiment or comparing with another standard