acutely vs shrewdly

acutely and shrewdly both are adverbs.

Word	Noun	Adjective	Verb	Adverb
acutely	No	No	No	Yes
shrewdly	No	No	No	Yes

As adverbs, acutely and shrewdly are synonyms defined as:

Other synonyms of acutely include astutely, sagaciously, sapiently.

acutely (adverb)	shrewdly (adverb)
having a rapid onset	in a shrewd manner
in a keen or penetrating way
changing suddenly in direction and degree
in a shrewd manner