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