Nantoka/광인gwangin광인 (gwangin) is a Korean word meaning “madman”.Meanings1madmanPart of speechnounHanja狂人Related words애인lover부인wife군인soldier인분inbun인기popularity인형doll인사greetings인삼ginseng주인owner노인old person외국인foreigner연예인entertainerStudy Korean with flashcards →