Translation guide
The lower part of the face below the mouth. In Japanese, the most common word is あご, but there are also more specific or expressive terms.
Referring to the chin as a facial feature.
The standard, everyday word for 'chin'. Used in all contexts.
He was thinking with his hand on his chin.
My chin hurts.
The kanji form of あご. Used in writing, but the kana form is more common in everyday text.
I suffer from TMJ disorder.
A more formal or anatomical term for the chin, specifically the tip or prominence. Rare in daily conversation.
The shape of the chin is well-defined.
Describing a double chin or sagging skin under the chin.
Literally 'double chin'. The common term for a double chin.
Lately, I'm bothered by my double chin.
Using 'chin' in idiomatic or descriptive phrases.
An idiom meaning 'to have one's jaw drop' from surprise or amazement. Not a direct translation of 'chin', but related.
My jaw almost dropped when I heard the price.
An idiom meaning 'to boss someone around' or 'to treat someone haughtily', literally 'to use with one's chin'.
While 顎 is the kanji for chin, it is not commonly used in everyday writing. Stick to あご unless you are writing a formal document or want to show off your kanji knowledge.
He always bosses his subordinates around.