顎 means 'chin'

From the eyebrows to the lips, we express emotions nonverbally by twitching parts of the face, blushing, or smiling. Learn how the Japanese use 眉 (eyebrow) in terms related to worry, melancholy, relief, and disapproval. Read about charming perceptions of facial structure; an eyebrow is an "eave" for the eye, and other parts are metaphorical girders, vehicles, and gates. Discover rich idioms, such as "scorched eyebrows" and "fox pups have white cheeks," and see how the Japanese associate certain facial parts with exhaustion, delicious food, ordering others around, travel expenses, and long-term financial considerations.