Nantoka/충실chungsilAdvanced충실 (chungsil) is a Korean word meaning “faithfulness; devotion; sincerity”.Meanings1faithfulness2devotion3sincerityPart of speechnounHanja忠實Related words사실fact사실actually충고advice불확실being uncertain확실하다certain확실히certainly현실reality현실적being realistic현실적realistic진실truth성실faithfulness실체substanceStudy Korean with flashcards →