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