실례하다
silryehada · TOPIK 1
excuse me
失禮 = lose (실) + manners (례): to lose one's manners
Hanja 失 (실, lose, as in 실수 mistake) + 禮 (례, etiquette, as in 예의 manners). Saying 실례합니다 literally admits I am committing a discourtesy, which is why it works as excuse me.