反义词：
背约、践约、守约、依约、失约、毁约、爽约
| 背约 | 背约 bèiyuē [break an agreement;go back on one's word] 违背原来的约定 背约毁誓 |
| 践约 | 践约 jiànyuē [keep an appointment;keep a promise] 履行事先约定的事情(多指约会) |
| 守约 | 守约 shǒuyuē (1) [keep an appointment]∶遵守约定 守约而来 (2) [keep a thrifty and simple way]∶保持俭朴 孤贫守约 |
| 依约 | |
| 失约 | 失约 shīyuē [fail to keep an appointment]不去赴约 不要失约 |
| 毁约 | 毁约 huǐyuē (1) [break an agreement with]∶不遵守协议 (2) [fail to keep an agreement;scrap a contract or treaty]∶未践约,未履行约定 |
| 爽约 | 爽约 shuǎngyuē [fail to keep an appointment; break an appointment] 没有履行约会;失约 郭伋还州,尚不欺于童子; 文侯校猎,宁爽约于虞人?—— 李商隐《为张周封上杨相公启》 一诺千金,岂容爽约? |
履约词典解释 (详细解释)