The wine-jar radical. A pictograph of an ancient sealed wine vessel, prototype of 酒. Highly productive in fermentation, alcohol, and tangy-flavor vocabulary: 酒, 醉, 醒, 酸, 醋, 酱, 酪, 酬, 酵, 酶. Also borrowed for the tenth Earthly Branch (Rooster, 5–7 p.m.). One of the most reliable semantic cues in the language.