The most common Korean word for “entrance” is 입구 (ipgu). 「entrance」는 한국어로 입구.
Learn 입구 free — flashcards, audio and review →「입구」 단어장으로 무료로 외우기Words and levels: TOPIK I essentials (National Institute of Korean Language standard curriculum, KOGL Type 1) · examples: Cheesepotato