Nantoka/臼jiù臼 (jiù) is a Chinese word meaning “mortar”.Meanings1mortarRelated words脱臼dislocation (of a joint)臼齿molar tooth前臼齿premolar tooth (immediately behind canine teeth in some mammals)不落窠臼not follow the beaten track窠臼stereotypical pattern臼窠see 窠臼[ke1 jiu4]Study Chinese with flashcards →