Synonyms of the word 
SAGACIOUSLY → ACUTELY - ASTUTELY - SAPIENTLY - SHREWDLY
sagaciously
- adv. In a sagacious manner, in a way that is clever, shrewd, observant, keen of intellect or discernment, cunning…
acutely
- adv. In an acute manner.
astutely
- adv. In an astute manner.
sapiently
- adv. In a sapient manner.
shrewdly
- adv. In a shrewd manner.
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