powerful vs intensifier

powerful is not a noun while intensifier is a noun.

Word	Noun	Adjective	Verb	Adverb
powerful	No	Yes	No	Yes
intensifier	Yes	No	No	No

powerful (noun)	intensifier (noun)
	a modifier that has little meaning except to intensify the meaning it modifies

powerful (adjective)	intensifier (adjective)
having great power or force or potency or effect
having great influence
displaying superhuman strength or power
(of a person) possessing physical strength and weight; rugged and powerful
strong enough to knock down or overwhelm

powerful (adverb)	intensifier (adverb)
(Southern regional intensive) very; to a great degree