conceive vs pair

conceive is not a noun while pair is a noun.

Word	Noun	Adjective	Verb	Adverb
conceive	No	No	Yes	No
pair	Yes	No	Yes	No

conceive (noun)	pair (noun)
	two people considered as a unit
	a set of two similar things considered as a unit
	a poker hand with 2 cards of the same value
	two items of the same kind

conceive (verb)	pair (verb)
become pregnant; undergo conception	engage in sexual intercourse
judge or regard; look upon; judge	bring two objects, ideas, or people together
have the idea for	arrange in pairs
	occur in pairs
	form a pair or pairs