shrewd
US /ʃruːd/
UK /ʃruːd/

1.
perspicaz, astuto, sagaz
having or showing sharp powers of judgment; astute.
:
•
She was a shrewd businesswoman who always made profitable deals.
Ela era uma empresária perspicaz que sempre fazia negócios lucrativos.
•
It was a shrewd move to invest in that emerging market early on.
Foi uma jogada astuta investir naquele mercado emergente desde o início.