abjure
词根词缀：
abnormal adj. 反常的
ab 相反 + normal 正常的 → 反常的
absent adj. 缺席的
abs 相反 + ent 存在 → 不在 → 缺席的
abstain v. 戒绝
abs 相反 + tain 拿住 → 不拿 → 戒绝
abstinence n. 节制；禁欲
abs 相反 + tin 拿住 + ence 表状态 → 不让拿 → 节制；禁欲
abstruse adj. 难懂的，深奥的
abs 相反 + trus 推，冲 + e →〔思维〕冲不进 → 难懂的
abuse v. 滥用
ab 相反 + use 用 → 不〔正常〕使用 → 滥用
abuse n. 滥用
数据来源：新东方英语词汇速记大全
相关例句：
The conqueror tried to make the natives abjure their religion.
征服者试著让当地人宣誓放弃他们的宗教。
Even those who should abjure their errors were condemned, if men, to die by the sword; if women, to be buried alive.
一个基督徒即使放弃了这些“异端”，仍是要被定罪的，男的用刀杀，女的活埋。
If you abjure something such as a belief or way of life, you state publicly that you will give it up or that you reject it.
如果你发誓放弃一些东西例如信仰或生活方式，那么你就是公开声明你将放弃或拒绝它。
To realize this goal, in two ways, all artists had to abjure their isolation from the society.
为了实现这个目标，所有的艺术家都必须在两个方面上放弃他们的脱离社会状态。
Second, I am not stating that the US should abjure action forever.
其次，我没有说美国应当永远不采取行动。
Lord Blackwood shall be required to confess his treason and abjure his allegiance to the Starks and Tullys.
布莱克伍德伯爵必须承认他的叛国，放弃对史塔克家族和徒利家族的效忠。