To move in opposition or in retaliation.
A move in opposition or response to a preceding move.
To deliver a competitive response to an opponent designed to exploit a weakness created by the opponent's offensive efforts.
To deliver a punch designed to exploit an opponent's momentary defensive weakness caused by a punch thrown by the opponent.
A punch delivered in response to a previous punch by somebody else, such as an opponent in a boxing match.
A punch used in the cutting of other punches, often used to create the negative space in or around a glyph.