cross-fertilization vs self-fertilization

cross-fertilization and self-fertilization both are nouns.

Word	Noun	Adjective	Verb	Adverb
cross-fertilization	Yes	No	No	No
self-fertilization	Yes	No	No	No

cross-fertilization (noun)	self-fertilization (noun)
interchange between different cultures or different ways of thinking that is mutually productive and beneficial	fertilization by the union of male and female gametes from the same individual
fertilization by the union of male and female gametes from different individual of the same species