A few more.

Tease and denial: keeping another person aroused while delaying or preventing resolution of the feelings, to keep them in a continual state of anticipatory tension and inner conflict, and heightened sensitivity. Also see orgasm denial.

Top: Dominant person either all the time or only during a scene.

Topping from the bottom: A submissive who nonetheless wants to direct the top.Training: Either referring to a short period of time (a scene) or an ongoing effort of the Dom/me teaching the sub how to act. Can either be a playful thing or a serious thing, depending on the couple.

Vanilla: Someone who is not in the lifestyle. Alternatively, sexual behaviour which does not encompass BDSM activity. The term is sometimes used in a derogatory sense.

Wannabe: Someone who thinks or claims to be knowledgeable about BDSM, but is not. Especially prevalent with new Doms.

WIITWD: What it is that we do. A broad term referring to all forms of alternative sexuality.

Wax play: The Dom/me drips hot wax on the sub.