严于律己 yányúlǜjǐ to be strict with oneself Origin Definitions Defs Strokes Stroke Words Sentences Sents 严 嚴 yán adjectiveadverb strict strict; rigorous; stern于 於 yú preposition to Indicates the recipient or target of an action; equivalent to 对 duì or 向 xiàng律己 lǜjǐ to discipline oneself to exercise self-control or discipline oneself