seoi2 hei3水氣水气
Jyutpingseoi2 hei3
Yaleséui hei
Definition
Moisture, water vapor, condensation, or mist formed due to high humidity or sudden temperature changes.
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How it's used
Focuses specifically on the physical layer of moisture that obscures vision or surfaces, rather than general humidity. It is most commonly used when describing fogged-up glass, such as spectacles, camera lenses, or car windows. While it can technically refer to steam or vapor, it is rarely used to describe weather conditions like actual fog, for which 霧 is preferred.
Examples
My glasses are covered in condensate, no matter how much I wipe them it stays.
Related words
Common phrases
glasses are fogged up
wipe away the condensation
Common mistake
Do not confuse this with 濕氣, which refers to general humidity in the air or the concept of dampness in a room or the body. Using 水氣 to describe a humid room sounds unnatural because it implies visible droplets have already formed on surfaces.
Grammar color guide
Noun
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Adjective
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Classifier
Particle
Connector
Grammar guides
- TonesCantonese has six tones, and the tones can change in certain grammatical contexts. Learn the six tones and the rules for tone change.
- Time and datesClock time, days of the week, months, and years. The patterns you need to make plans and talk about when things happen.
- Modal verbsHow to say can, will, may, should, must, and want. The core modal verbs of Cantonese and the differences that trip up beginners.



