Tiếng Việt · Word Attested

bao lâu

[ʔɓaːw˧˧ ləw˧˧]

In real, traceable use. Part of the curated seed collection; community review is coming.

Both English Tiếng Việt

Meaning · English

(adverb) how long

Nghĩa · Tiếng Việt

trong bao lâu

Machine-translated — suggest a fix

Adverb

Where it’s used: Used Toàn quốc & hải ngoại · Vietnam-wide & diaspora

Anh học tiếng Việt bao lâu rồi?How long have you been learning Vietnamese?

Wiktionary example (CC BY-SA 4.0)

Sources & notes

Imported from Wiktionary (CC BY-SA 4.0, retrieved 2026-07-29); community review pending. source ↗

Common questions

What does “bao lâu” mean?

(adverb) how long

Is “bao lâu” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.