pointed vs acute

pointed is not a noun while acute is a noun.

Word	Noun	Adjective	Verb	Adverb
pointed	No	Yes	No	No
acute	Yes	Yes	No	No

pointed (noun)	acute (noun)
	a mark placed above a vowel to indicate pronunciation

pointed (adjective)	acute (adjective)
having a point	having or experiencing a rapid onset and short but severe course
direct and obvious in meaning or reference; often unpleasant	of an angle; less than 90 degrees
	of critical importance and consequence
	having or demonstrating ability to recognize or draw fine distinctions
	ending in a sharp point
	extremely sharp or severe