Nantoka/망망하다mangmanghada망망하다 (mangmanghada) is a Korean word meaning “vast; boundless”.Meanings1vast2boundlessPart of speechadjectiveHanja茫茫 하다Related words망막하다vast망망대해open sea망연하다remote망연히remotely망연자실astonishment망연자실하다be astonishedStudy Korean with flashcards →