thay

[tʰaj˧˧]

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

Sense 1

Meaning · English

(verb) to change; to replace

Nghĩa · Tiếng Việt

thay đổi; thay thế

Machine-translated — suggest a fix

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

(verb) to act in place of, to act on behalf of, to act for

Nghĩa · Tiếng Việt

đại diện cho, hành động thay cho

Machine-translated — suggest a fix

Examples

thay trời hành đạoto enforce the Way on behalf of Heaven

Wiktionary example (CC BY-SA 4.0)

Sense 3

Meaning · English

(adverb) Used as a modifier to indicate surprise.

Nghĩa · Tiếng Việt

mang ý nghĩa ngạc nhiên

Machine-translated — suggest a fix

Examples

Kỳ lạ thay, sự lạnh lẽo của Luisa với đàn ông lại là nguồn năng lượng dồi dào làm tiệm nhuộm của cô khởi sắc.How strange: Luisa's aloofness towards men was an abundant source of energy making her dyeing shop thrive.

Wiktionary example (CC BY-SA 4.0)

Common questions

What does “thay” mean?

(verb) to change; to replace

Is “thay” formal or informal?

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