竭 kit³ {jié}

to exhaust

竭力 kit³ lik⁶ {jié lì}

(verb) Do someone's best

竭力 kit³ lik⁶ {jié lì}

to do one's utmost

竭心 kit³ sam¹ {jié xīn}

to do one's utmost

竭誠〔-诚〕 kit³ sing⁴ {jié chéng}

wholeheartedly

竭盡〔-尽〕 kit³ zeon⁶ {jié jìn}

exhaustion

竭澤而漁〔-泽-渔〕 kit³ zaak⁶ ji⁴ jyu⁴ {jié zé ér yú}

1. lit. to drain the pond to get at the fish (idiom)
2. fig. to kill the goose that lays the golden eggs

竭盡全力〔-尽--〕 kit³ zeon⁶ cyun⁴ lik⁶ {jié jìn quán lì}

to spare no effort (idiom); to do one's utmost