savvy

Well informed and perceptive; shrewd.

Knowledgeable or proficient. Often used in combination.

Practical understanding or shrewdness.

To understand; comprehend.

To know; understand; “twig”: as, do you savvy that?

To possess knowledge.

General cleverness; knowledge of the world: as, he has lots of savvy.

Comprehension; knowledge of affairs; mental grasp; also, practical know-how; common sense.

To understand; to comprehend; know.

Shrewd, well-informed and perceptive.