履约 lǚyuē to fulfill a promise Origin Definitions Defs Strokes Stroke Words Sentences Sents lǚyuē to fulfill a promise 履 lǚ verb to carry out to carry out; to fulfill; to implement约 約 yuē nounverb pact An agreement, pact, treaty, or contract.lǚyuē to live frugally 履 lǚ to tread on to step on; to tread on约 約 yuē verb economical (bound form) Economical; frugal; to economize.