苦苦 Save Sign in to save words kǔkǔ ㄎㄨˇ ㄎㄨˇ strenuously persistently hard painful Character by character 苦(kǔ)bitter 苦(kǔ)bitter Words with 苦苦 Ending with 苦苦 辛辛苦苦 A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0