汗 (hàn): sweat; perspiration

Meanings

Tā pǎo wán bù hòu mǎn tóu dà hàn.

He was drenched in sweat after running.

Tiān tài rè le, wǒ chū le yī shēn hàn.

It's too hot, I'm covered in sweat.

Jǐnzhāng de shǒuxīn dōu chū hàn le.

So nervous that my palms were sweating.

usage

出汗 (chū hàn) means 'to sweat.' 汗水 (hànshuǐ) is a more literary/emphatic form. 冷汗 (lěnghàn) means 'cold sweat' (from fear or nervousness).

memory

The water radical 氵 on the left, because sweat is liquid. The right side 干 (gān, dry) — your body tries to dry itself by sweating.

汗 hàn