Nantoka/치석chiseok치석 (chiseok) is a Korean word meaning “tartar; scale; plaque”.Meanings1tartar2scale3plaquePart of speechnounHanja齒石Related words치과dental surgery칫솔toothbrush치약toothpaste보석jewel일석이조killing two birds with one stone석유oil치아tooth치통toothache충치tooth cavity석탄coal타산지석learning from someone else's mistakes치teethStudy Korean with flashcards →