짜증, 불쾌감, 조바심 또는 가벼운 불만을 나타낼 때 혀를 차며 내는 소리.
An exclamation used to express irritation, annoyance, impatience, or mild disapproval, mimicking the sound of a tongue click.
예문:
"Tch, I can't believe I missed the deadline."
"Tch, stop making so much noise while I'm working."
"Tch, you should have known better than to trust him."