tact

From WikiWord, the free dictionary

/tækt/ English

Definitions

The sense of touch; feeling.
The stroke in beating time.
Sensitive mental touch; special skill or faculty; keen perception or discernment; ready power of appreciating and doing what is required by circumstances; the ability to say the right thing.“By the use of tact, she was able to calm her jealous husband.”
A verbal operant which is controlled by a nonverbal stimulus (such as an object, event, or property of an object) and is maintained by nonspecific social reinforcement (praise).

A maneuver, or action calculated to achieve some end.
A maneuver used against an enemy.
A sequence of moves that limits the opponent's options and results in an immediate and tangible advantage, typically in the form of material.