It's a mix of "braise" and "zen". Bray-zen.
Braise - to cook (meat, fish, or vegetables) by sautéeing in fat and then simmering slowly in very little liquid. Origin: 1760–70; French braiser, derivative of braise live coals
All fire or heat related and has a french origin.
Fuck, you people probably pronounce Vivillion "viv-ill-eon" too.