plant life vs cultivate

plant life is a noun but cultivate is not a noun.

Word	Noun	Adjective	Verb	Adverb
plant life	Yes	No	No	No
cultivate	No	No	Yes	No

plant life (noun)	cultivate (noun)
(botany) a living organism lacking the power of locomotion

plant life (verb)	cultivate (verb)
	adapt (a wild plant or unclaimed land) to the environment
	prepare for crops
	teach or refine to be discriminative in taste or judgment
	promote the growth of