Table d'hôte: a complete meal at a fixed price. A sample menu: http://www.perellebay.com/TabledHote.html
Tournant: the swing or relief cook, or the chef who replaces chefs on their station.
Tourner: the art of cutting foods into football-shaped pieces with seven equal sides and blunt ends. Not fun.
Toque: a tall, round, pleated, starched, white hat worn by chefs. http://en.wikipedia.org/wiki/Toque
Tranche: an angled slice of fish. The key word here is "angle".