Raise

A raise (called an assist in old literature) is a bid of a suit previously bid by the partnership, as in

Opener	Responder
1♥	2♥

Raises are almost always limiting.

Raises
Single raise - Jump raise Competitive raise - Preemptive raise - Constructive raise - Limit raise - Forcing raise Inverted minor raise - Bergen raise - Splinter - Jacoby 2NT - Truscott 2NT (Jordan 2NT) Quantitative slam invite