Nantoka/보온병boonbyeong보온병 (boonbyeong) is a Korean word meaning “thermos bottle”.Meanings1thermos bottlePart of speechnounHanja保溫甁Related words기온air temperature온도temperature병bottle꽃병vase보안security보관safekeeping보험insurance보호protection보장guarantee보전preservation보존preservation확보securingStudy Korean with flashcards →