Tiếng Việt · Word Attested

công hiệu

[kəwŋ͡m˧˧ hiəw˧˨ʔ] 🎙 Say it

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

Sense 1

Both English Tiếng Việt

Meaning · English

(noun) efficiency; efficacy; effect

Nghĩa · Tiếng Việt

hiệu suất; hiệu quả

Machine-translated — suggest a fix

Where it’s used: Used Toàn quốc & hải ngoại · Vietnam-wide & diaspora

Tôi nghe nói làm mát phần gáy khi trời nóng rất công hiệu.I hear that it's good to cool the back of your neck when it's hot outside.

Tatoeba sentence #5772438 (CC BY 2.0 FR, tatoeba.org, retrieved 2026-07-31)

Sources & notes

Imported from Wiktionary (CC BY-SA 4.0, retrieved 2026-07-29); community review pending. source ↗

Both English Tiếng Việt

Meaning · English

(adjective) having a (good) effect; effective

Nghĩa · Tiếng Việt

có hiệu quả; hiệu quả

Machine-translated — suggest a fix

What does “công hiệu” mean?

(noun) efficiency; efficacy; effect

Is “công hiệu” formal or informal?

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

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