唉 «誒» āi : an interjection; to express realization or agreement (yes, oh, right, etc)

Big5: , Unicode: 5509 (唉),
Links: MT, Cantonese, Ld, Chinese Language

背 約 bèi yuē : break an agreement; go back on one's word; fail to keep one's promise

不 符 bù fú : inconsistent; not in agreement with; not agree or tally with; not conform to

達 成 dá chéng : to reach (an agreement); to accomplish

訂 立 dìng lì : agree to (treaty, contract, agreement)

公 約 gōng yuē : convention (i.e. international agreement)

規 約 guī yuē : terms (of an agreement)

契 約 qì yuē : agreement; contract

簽 署 qiān shǔ : to sign (an agreement)

停 火 協 議 tíng huǒ xié yì : cease fire agreement

違 約 wéi yuē : to break a promise; to violate an agreement

協 定 xié dìng : (reach an) agreement; protocol

協 議 xié yì : agreement; pact; protocol

約 [约] yuē : appointment; agreement; to arrange; to restrict; approximately

Big5: , Unicode: 7d04 (約),
Links: MT, Cantonese, Ld, Chinese Language

遵 守 zūn shǒu : comply with; respect (an agreement)