这几个单词确实都有废止和取消的含义，它们的主要区别如下：

abolish指完全废除制度、 风俗、习惯等“ To do away with wholly. Applies particularly to things of a permanent nature, such as institutions, usages, customs, as the abolition of slavery. " Cf. The Publisher’s Editorial Staff, Black’s Law Dictionary, abridged 6th edition, at p. 3，West Publishing Co. (1991)。如：

These reforms will abolish racially discriminatory laws.

这些改革将废除种族歧视法律。

An Illinois House committee voted Thursday to abolish the death penalty.

伊利诺伊州议院的一个委员会在星期四投票废除了死刑。

abrogate 主要指对下属机构签发的命令、规则的废除，或经立法废除法规或习俗等，"To annul or repeal an order or rule issued by a subordinate authority ； to repeal a former law by legislative act, or by usage. ” Id. at p. 4.。如：

But the Court of Appeal found that the Treaty and the exemption provided by it were not abrogated “since the immunity from taxation therein provided was [...] not incompatible with the existence of a state of war”.

但上诉法院认为，条约和所提供的豁免并没有废除，“因为其中所提供的免除税收不是与战争状态的存在不能兼容”。

annul指终止某事务的存在或宣布其无效或从未真正存在过，“To annul is either to end something existing or to declare that it never really existed. ” Cf. The Editors of the Reader's Digest, Use the Right Word, at p. 665, The Reader's Digest Association Proprietaiy Ltd. (1971).

如：

The Directors from time to time and at any time may delegate to any such committee, local board, manager or agent any of the powers, authorities and discretions for the time being vested in the Directors, and may authorise the members for the time being of any such local board, or any of them to fill any vacancies therein and to act notwithstanding vacancies and any such appointment or delegation may be made on such terms and subject to such conditions as the Directors may think fit, and the Directors may at any time remove any person so appointed and may annul or vary any such delegation, but no person dealing in good faith and without notice of any such annulment or variation shall be affected thereby.

董事可不时及随时向任何委员会、地方董事会、经理或代理机构转授当时董事获 赋予的任何权力、授权及酌情决定权，且可授权任何该等地方董事当时的全部或任何 成员填补董事内的任何空缺并履行董事职务（尽管存在职位空缺），而任何有关委任 或转授须按董事认为合适的条款并在其认为合适的条件的规限下进行，且董事可于任 何时间罢免以上述方式获委任的任何人士，并撤销或变更任何上述转授，但本着诚信行事人士在没有通告撤回或更改下不会受此影响。

rescind常用于合同的撤销，以及经同级或上级机构予以撤销或废除规定等， "With respect to a contract, for one or more parties to end it. ” Cf. Daphne Duke-low, The Dictionary of Canadian Law, at p. 916, Thomson Professional Publishing Canada (1991 ). "To make void by the same or by a superior authority. ” Cf. Linda Picard Wood, J. D.，Merriam Webster's Dictionary of Law, at p. 427，Meniam-Webster, Incorporated, Springfield, Massachusetts (1996).如：

revoke主要指以收回或撤销以往授予或准予事项的形式予以废除或废止，或废除遗嘱效力， “To annul or make void by recalling or taking bake. ” Cf. The Publisher's Editorial Staff, Black's Law Dictionary，abridged 6th edition, at p. 915, West Publishing Co. (1991).如：

Except as otherwise provided in Rule 66 (Bills Returned for Reconsideration), it shall be out of order to attempt to reconsider a specific question on which the Council has taken a decision during the session, except in debate on a motion to rescind that decision moved with the permission of the President.

除本议事规则第66条 (发回重议的法案)另有规定外，凡企 图令立法会在会期内再次考虑立法会在该会期内已作决定的议题，即 属不合乎规程；但在立法会主席准许议员动议一项 撤销原决定的议案的情况下进行辩论，则属例外。

repeal主要指以立法形式撤销或废除法规、命令、许可等，“To abrogate an existing law by legislative act. ” Cf. Bryan A. Gamer, Black's Law Dictionary, 7th edition, at p. 1301 , West Group (1999).如：

To continue efforts to repeal laws and eradicate policies and practices that discriminate against women and girls。

继续努力废除歧视妇女和女童的法律并取消歧视妇女和女童的各项政策与做法。

（参考文献：宋雷：法律术语翻译要略 ）