The most common Korean word for “leave” is 떠나다 (tteonada). There are 2 more words with a similar meaning — compare them below. 「leave」는 한국어로 떠나다.
to leave; to depart
TOPIK 2 · verb
leave; break; vacation
TOPIK 1 · noun
to leave behind
TOPIK 2 · verb
Words and levels: TOPIK I essentials (National Institute of Korean Language standard curriculum, KOGL Type 1) · examples: Cheesepotato