kỉ
[ki˧˩]
In real, traceable use. Part of the curated seed collection; community review is coming.
Sense 1
Meaning · English
(noun) period
Examples
kỉ Phấn Trắngthe Cretaceous period
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 ↗
Sense 2
Meaning · English
(noun) a kind of bench or couch
Sense 3
Meaning · English
(noun) muntjac
Where it’s used:
Used
Miền Bắc · Northern Vietnam
• Wiktionary labels this sense “Northern”
Common questions
What does “kỉ” mean?
(noun) period
Is “kỉ” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.