To counter; to contrast or contradict.
To make a counterplay; to play in response.
A subversive style of gameplay in which a player attempts to overturn the usual rules and conventions of the game.
A game move made as a response.
A counterattack in a different part of the board.
To counter, retort or retaliate.
To move backwards and forwards, like a piston.
To exchange two things, with both parties giving one thing and taking another thing.
To give something else in response (where the "thing" may also be abstract, a feeling or action) To make a reciprocal gift.