keep promise

accomplish appease assuage assure comply with convince do meet provide reassure

avail complete equip fill fulfill furnish induce inveigle observe perform qualify quiet score sell serve suffice

be adequate be enough be sufficient come up to conform to dispel doubt get by make good make the grade pass muster put mind at ease serve the purpose tide over win over

fail miss

forget halt ignore neglect prevent stop take

anger disappoint discontent dissatisfy dissuade frustrate upset