plant vs naturalise

plant is a noun but naturalise is not a noun.

plant (noun)	naturalise (noun)
buildings for carrying on industrial labor
(botany) a living organism lacking the power of locomotion
an actor situated in the audience whose acting is rehearsed but seems spontaneous to the audience
something planted secretly for discovery by another

plant (verb)	naturalise (verb)
put or set (seeds, seedlings, or plants) into the ground	adopt to another place
fix or set securely or deeply	make more natural or lifelike
set up or lay the groundwork for	make into a citizen
place into a river	adapt (a wild plant or unclaimed land) to the environment
place something or someone in a certain position in order to secretly observe or deceive
put firmly in the mind