竭心 Save Sign in to save words jiéxīn ㄐㄧㄝˊ ㄒㄧㄣ to do one's utmost Character by character 竭(jié)exhaust 心(xīn)heart Other words read jiéxīn jiexin with other tones 戒心 Often confused with jiexin 戒行 A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0