The most common Korean word for “side” is 옆 (yeop). There is one more word with a similar meaning — compare them below. 「side」는 한국어로 옆.
Learn 옆 free — flashcards, audio and review →「옆」 단어장으로 무료로 외우기Words and levels: TOPIK I essentials (National Institute of Korean Language standard curriculum, KOGL Type 1) · examples: Cheesepotato