# chắc hẳn meaning in Vietnamese: surely (A2)

> chắc hẳn means “surely, must (be)” in Vietnamese. Examples with audio.

Source: https://vietnamesebuddy.com/words/chac-han/ · Updated 2026-10-18

**chắc hẳn**: surely

Level: A2 (our estimate)

Typed without accents: chac han

## 1. surely (adverb)

surely, must (be)

Surer than *chắc* and more careful; common in writing.

- Chắc hẳn chị mệt lắm. — You must be exhausted.
- Chắc hẳn anh ấy biết rồi. — He must know already.

to recognize

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