chủ yếu
[t͡ɕu˧˩ ʔiəw˧˦]
In real, traceable use. Part of the curated seed collection; community review is coming.
Sense 1
Meaning · English
(adjective) essential, important
Where it’s used:
Used
Toàn quốc & hải ngoại · Vietnam-wide & diaspora
Sources & notes
Imported from Wiktionary (CC BY-SA 4.0, retrieved 2026-07-29); community review pending. source ↗
Sense 2
Meaning · English
(adverb) principally
Sense 3
Meaning · English
(adverb) mainly, mostly
Examples
Chủ yếu là tôi lo lắng cho nó.The thing is that I am worried about her.
Wiktionary example (CC BY-SA 4.0)
Common questions
What does “chủ yếu” mean?
(adjective) essential, important
Is “chủ yếu” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.