这些词都有放弃或者停止的意思，但是用法和语境不同。下面是一些例句和提示。
abdicate: 放弃王位或者权力，比如 The king abdicated the throne. (国王退位了。)
abjure: 放弃信仰或者主张，比如 He abjured his religion. (他放弃了他的宗教。)
cease: 停止做某事或者停止存在，比如 Cease fire! (停火！) The company ceased to operate. (公司停止运营了。)
cede: 割让或者让出领土或者权利，比如 They ceded the island to France. (他们把岛屿割让给法国。)
desert: 抛弃或者背叛某人或者某事，比如 He deserted his wife and children. (他抛弃了他的妻子和孩子。) He deserted the army. (他背叛了军队。)
discontinue: 中断或者终止某事，比如 They discontinued the product line. (他们终止了产品线。) The service was discontinued due to low demand. (由于需求低，服务被中断了。)
forgo: 放弃享受或者使用某物，比如 She decided to forgo dessert. (她决定放弃甜点。) He had to forgo his vacation because of work. (他因为工作不得不放弃假期。)
forsake: 遗弃或者忘记某人或者某物，比如 He forsook his family for fame and fortune. (他为了名利而遗弃了家庭。) Don’t forsake your principles. (不要忘记你的原则。)
forswear: 发誓放弃或者否认某物，比如 He forswore alcohol after the accident. (事故后他发誓戒酒。) She forswore her allegiance to the king. (她否认了对国王的效忠。)abandon和leave表示不自愿的行为；forsake，relinquish和desert表示自愿的行为。
另外：
abandon更适用于事物；leave更适用于人。
abandon: He abandoned his family and went to live with another woman. 他抛弃了他的家庭，和另一个女人去生活了。forsake表示离开某人，尤其是当他们需要你的时候。
forsake: He vowed never to forsake her. 他发誓永远不会离开她。desert表示背叛或违背义务。
desert: He deserted his post without permission. 他擅离职守。quit表示停止做某事或放弃某种习惯。
quit: She quit smoking after her heart attack. 她在心脏病发作后戒烟了。