짝

with a smack

Explanation

1. with a smack
A word used to describe the sound made when one clicks one's tongue and then smacks one's lips once, or such a motion.

2. with a crack
A word used to describe the sound made when something splits or cracks noisily in one motion, or such a motion.

3. with a split
In the manner of someone opening his/her mouth, spreading his/her arms, legs, etc., wide.

Examples
입맛을 짝 다시다
혀를 짝 차다
그는 마지막 떡 한 조각을 먹고 난 뒤 아쉬운 듯 입맛을 짝 다셨다

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