renege
US
UK renege vi: formal (fail to keep promise)
SC 食言 shí yán
SC 违背诺言
You promised to help me and then you reneged.
renege on [sth] vi + prep: formal (fail to keep promise)
SC 食言 shí yán
SC 违约 shí yán，wéi yuē
SC 背信 shí yán，bèi xìn
My dad reneged on his promise to take me camping this weekend.
renege n: (cards: not following suit) (扑克牌游戏中)
SC 有牌不跟 yǒu pái bù gēn
TC 有牌不跟
TC 有牌不跟
James earned a penalty card for his renege.