生日
shēng rì
In real, traceable use. Part of the curated seed collection; community review is coming.
A birthday — the day of the year on which a person was born. 过生日 is 'to celebrate a birthday' and 生日快乐 is 'Happy birthday'; a birthday cake is 生日蛋糕, a birthday present 生日礼物.
Sinh nhật, ngày sinh: ngày kỷ niệm ngày một người ra đời. 过生日 là “đón sinh nhật, mừng sinh nhật”; 生日快乐 là “chúc mừng sinh nhật”; bánh sinh nhật là 生日蛋糕, quà sinh nhật là 生日礼物.
NounRegister: neutral
Examples
Editorial example (illustrative, not a corpus attestation) — awaiting a native-speaker check
Sources & notes
Hán-Việt bridge batch 063 (2026-11-14). Headword, Traditional form and pinyin checked against CC-CEDICT (CC BY-SA 4.0) source ↗ · Hán-Việt reading: Unihan kVietnamese source ↗ · Vietnamese cognate: Idiomer entry “sinh nhật” (sinh-nhat). Definition, literal gloss and example sentence are original; the example has not had a native-speaker check yet.
Equivalents & related
Common questions
What does “生日” mean?
A birthday — the day of the year on which a person was born. 过生日 is 'to celebrate a birthday' and 生日快乐 is 'Happy birthday'; a birthday cake is 生日蛋糕, a birthday present 生日礼物. Literally: birth day
Is “生日” formal or informal?
生日 is generally neutral.