Nantoka/강심장gangsimjang강심장 (gangsimjang) is a Korean word meaning “nerves of steel; equanimity”.Meanings1nerves of steel2equanimityPart of speechnounHanja強心臟Related words강하다strong관심interest결심decision점심lunch점심시간lunchtime조심caution중심center열심히hard강도robber강제coercion강조emphasis강요coercionStudy Korean with flashcards →