dried-up vs vegetation

dried-up is not a noun while vegetation is a noun.

Word	Noun	Adjective	Verb	Adverb
dried-up	No	Yes	No	No
vegetation	Yes	No	No	No

dried-up (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

dried-up (adjective)	vegetation (adjective)
depleted of water
(used especially of vegetation) having lost all moisture