Nantoka/전문성jeonmunseong[전문썽]Advanced전문성 (jeonmunseong) is a Korean word meaning “expertise”.Meanings1expertisePart of speechnounHanja專門性Related words전공major방문door창문window동대문Dongdaemun Gate정문main gate문door남대문Namdaemun Gate남성male성격personality여성woman전문specializing전문가expertStudy Korean with flashcards →