acute vs sharp

acute and sharp both are nouns.

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

As adjectives, acute and sharp are synonyms defined as:

acute and sharp: having or demonstrating ability to recognize or draw fine distinctions

Other synonyms of acute include discriminating, incisive, keen, knifelike, penetrating, penetrative, piercing.

As adjectives, acute and sharp are synonyms defined as:

Other synonyms of acute include acuate, needlelike.

acute (noun)	sharp (noun)
a mark placed above a vowel to indicate pronunciation	a long thin sewing needle with a sharp point
	a musical notation indicating one half step higher than the note named

acute (adjective)	sharp (adjective)
having or experiencing a rapid onset and short but severe course	having or made by a thin edge or sharp point; suitable for cutting or piercing
of an angle; less than 90 degrees	(of a musical note) raised in pitch by one chromatic semitone
of critical importance and consequence	keenly and painfully felt; as if caused by a sharp edge or point
having or demonstrating ability to recognize or draw fine distinctions	(of something seen or heard) clearly defined
ending in a sharp point	quick and forceful
extremely sharp or severe	having or emitting a high-pitched and sharp tone or tones
	having or demonstrating ability to recognize or draw fine distinctions
	ending in a sharp point
	marked by practical hardheaded intelligence
	dangerously steep
	very sudden and in great amount or degree
	harsh

acute (adverb)	sharp (adverb)
	changing suddenly in direction and degree