忍俊不禁 Save Sign in to save words rěnjùnbùjīn ㄖㄣˇ ㄐㄩㄣˋ ㄅㄨˋ ㄐㄧㄣ cannot help laughing unable to restrain a smile Character by character 忍(rěn)bear 俊(jùn)smart 不(bù)no 禁(jīn)endure A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0