উদাহরণ : A smart businessman.
An astute tenant always reads the small print in a lease.
He was too shrewd to go along with them on a road that could lead only to their overthrow.

সমার্থক : astute, sharp

উদাহরণ : The most calculating and selfish men in the community.

সমার্থক : calculating, calculative, conniving, scheming