cứng đầu
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
(adjective) headstrong; stubborn; obstinate
AdjectiveRegister: informal
Where it’s used:
Used
Toàn quốc & hải ngoại · Vietnam-wide & diaspora
Examples
Bột giặt mới có thể loại bỏ các vết bẩn cứng đầu trong chớp mắt.This new detergent can demolish the most obstinate stains in the blink of an eye.
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 ↗
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Common questions
What does “cứng đầu” mean?
(adjective) headstrong; stubborn; obstinate
Is “cứng đầu” formal or informal?
cứng đầu is generally informal.
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