antifertility vs contraceptive

antifertility is not a noun while contraceptive is a noun.

Word	Noun	Adjective	Verb	Adverb
antifertility	No	Yes	No	No
contraceptive	Yes	Yes	No	No

As adjectives, antifertility and contraceptive are synonyms defined as:

antifertility and contraceptive: capable of preventing conception or impregnation

Other synonyms of antifertility include prophylactic.

antifertility (noun)	contraceptive (noun)
	an agent or device intended to prevent conception

antifertility (adjective)	contraceptive (adjective)
capable of preventing conception or impregnation	capable of preventing conception or impregnation