shrewdly vs acutely

shrewdly and acutely both are adverbs.

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

As adverbs, shrewdly and acutely are synonyms defined as:

Other synonyms of shrewdly include astutely, sagaciously, sapiently.

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