Nantoka/온수onsuAdvanced온수 (onsu) is a Korean word meaning “hot water”.Meanings1hot waterPart of speechnounHanja溫水Related words기온air temperature온도temperature음료수drinking water호수lake수영swimming수영복swimsuit수영장swimming pool수요일Wednesday탕수육sweet and sour pork체온body temperature온천hot spring분수fountainStudy Korean with flashcards →