Nantoka/초유choyu초유 (choyu) is a Korean word meaning “colostrum”.Meanings1colostrumPart of speechnounHanja初乳Related words초beginning초등학교elementary school초등학생elementary school student우유milk초반early stage초보first step초보자beginner초봄early spring최초being the first초가을early autumn초급elementary level초기beginningStudy Korean with flashcards →