biết bao
[ʔɓiət̚˧˦ ʔɓaːw˧˧]
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
(adverb) “(who) knows how many/how much”; so many; so much; how (beautiful, etc.)
Adverb
Where it’s used:
Used
Toàn quốc & hải ngoại · Vietnam-wide & diaspora
Examples
Đẹp biết bao, đất nước của chúng ta!How beautiful our country is!
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 “biết bao” mean?
(adverb) “(who) knows how many/how much”; so many; so much; how (beautiful, etc.)
Is “biết bao” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.