Nantoka/오oBeginner오 (o) is a Korean word meaning “five”.Meanings1fivePart of speechnumeralHanja五Related words오five오십fifty오십fifty오월May삼삼오오being in twos and threes음양오행Yin-Yang and Five-Elements정오각형regular pentagon오복five blessings오촌one's cousin's child오대양Five Oceans오각형pentagon오감five sensesStudy Korean with flashcards →