also: れいかん
cold sweat
Refers to sweat caused by fear, nervousness, or illness, not physical cold. Often used in phrases like 冷や汗をかく (to break out in a cold sweat).
試験中に冷や汗が出た。
I broke out in a cold sweat during the exam.
彼は冷や汗をかきながら謝った。
He apologized while breaking into a cold sweat.
I broke out in a cold sweat when I couldn't answer at the interview.
Seeing the dangerous scene, I broke into a cold sweat without meaning to.
The boss's sharp question made his subordinate break into a cold sweat.
I broke into a cold sweat over losing an important document.
Rare Sino-Japanese reading, mainly in literary or technical contexts.