shrewd

a shrewd east wind.

a bayonet's shrewd thrust.

He is a shrewd businessman.

a shrewd career move.

he was a shrewd placer of the ball.

do (one) a shrewd turn

a shrewd light entered his eyes.

His answer to the journalist is a shrewd one.

He was shrewd in his personal assessments.

she was shrewd enough to guess the motive behind his gesture.

she was so shrewd in some ways, but hopelessly unworldly in others.

Though still in his teens, Tom is shrewd at a bargain.

He's too shrewd to be trusted in business matters.

His attacking policies have reaped a particularly good harvest overseas, where he is well known as a shrewd businessman.

For example, lawyers are shrewd and dishonest is a popular stereotype.

Slughorn turned on Dumbledore, his expression shrewd.

But Miltiades was shrewd as well as brave.

The Supreme Leader is a very shrewd operator.

Far from preventing abuses, complexity creates loopholes that the shrewd can abuse with impunity.

The shrewd business owner made large profits.

He was too shrewd to believe that it must exist.

Frye looked over the ponies with a shrewd eye.

There was nothing mere about Cixi. She was shrewd, intelligent.

He was also funny, fond of good food and politically shrewd.