成熟 Simplified/traditional word 成熟 English definition chéng shú mature ripe HSK level HSK 5 Characters 成 (chéng): to succeed; to finish; to complete; to accomplish; to become; to turn into; to be all right; OK!; one tenth; 熟 (shú): cooked (of food); ripe (of fruit); mature (of seeds); familiar; skilled; done; also pr. [shou2];