星期
xīng qī
In real, traceable use. Part of the curated seed collection; community review is coming.
A week, the period of seven days. The days are numbered from Monday: 星期一 Monday, 星期二 Tuesday, up to 星期六 Saturday; Sunday is 星期天 or 星期日. To count weeks, add 个: 一个星期 'one week'. 上个星期 is last week, 下个星期 next week.
Tuần, tuần lễ: khoảng thời gian bảy ngày. Các ngày được đánh số từ thứ hai: 星期一 là thứ hai, 星期二 là thứ ba, cứ thế đến 星期六 là thứ bảy; chủ nhật là 星期天 hoặc 星期日. Lưu ý con số lệch một so với tiếng Việt. Đếm tuần thì thêm 个: 一个星期 (một tuần); 上个星期 là tuần trước, 下个星期 là tuần sau.
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 ↗ · No Vietnamese entry is linked as its twin; the Hán-Việt reading is given character by character. Definition, literal gloss and example sentence are original; the example has not had a native-speaker check yet.
Common questions
What does “星期” mean?
A week, the period of seven days. The days are numbered from Monday: 星期一 Monday, 星期二 Tuesday, up to 星期六 Saturday; Sunday is 星期天 or 星期日. To count weeks, add 个: 一个星期 'one week'. 上个星期 is last week, 下个星期 next week. Literally: star period
Is “星期” formal or informal?
星期 is generally neutral.