vegetate vs vegetation

vegetate is not a noun while vegetation is a noun.

Word	Noun	Adjective	Verb	Adverb
vegetate	No	No	Yes	No
vegetation	Yes	No	No	No

vegetate (noun)	vegetation (noun)
	inactivity that is passive and monotonous, comparable to the inactivity of plant life
	an abnormal growth or excrescence (especially a warty excrescence on the valves of the heart)
	all the plant life in a particular region or period
	the process of growth in plants

vegetate (verb)	vegetation (verb)
engage in passive relaxation
propagate asexually
grow like a plant
produce vegetation
establish vegetation on
grow or spread abnormally
lead a passive existence without using one's body or mind