vertical vs rampant

vertical is a noun but rampant is not a noun.

Word	Noun	Adjective	Verb	Adverb
vertical	Yes	Yes	No	No
rampant	No	Yes	No	No

vertical (noun)	rampant (noun)
a vertical structural member as a post or stake
something that is oriented vertically

vertical (adjective)	rampant (adjective)
at right angles to the plane of the horizon or a base line	(of a plant) having a lush and unchecked growth
upright in position or posture	rearing on left hind leg with forelegs elevated and head usually in profile
relating to or involving all stages of a business from production to distribution	unrestrained and violent
of or relating to different levels in a hierarchy (as levels of social class or income group)