Nantoka/연필심yeonpilsim연필심 (yeonpilsim) is a Korean word meaning “lead”.Meanings1leadPart of speechnounHanja鉛筆心/鉛筆芯Related words연필pencil필통pencil holder관심interest결심decision점심lunch점심시간lunchtime조심caution중심center열심히hard분필chalk필기writing안심reliefStudy Korean with flashcards →