Nantoka/초고속chogosokAdvanced초고속 (chogosok) is a Korean word meaning “superhigh speed; ultrafast speed”.Meanings1superhigh speed2ultrafast speedPart of speechnounHanja超高速Related words최고the highest고등학교high school고등학생high school student고속버스express bus속도speed최고급the highest grade고층upper floors고등high-level고급high class고급스럽다luxurious고속high speed여고girls' high schoolStudy Korean with flashcards →