Synonyms of annul

annul

verb

ə-ˈnəl 

1

as in to offset

to balance with an equal force so as to make ineffective

unfortunately, his arrogant attitude annuls the many generous favors he does for people

Synonyms & Similar Words

• offset
• correct
• neutralize
• counteract
• compensate (for)
• outweigh
• make up (for)
• cancel (out)
• counterbalance
• relieve
• nullify
• invalidate
• remedy
• negative
• counterpoise
• redeem
• negate
• overrule
• atone (for)
• redress
• neuter
• override
• outbalance

2

as in to abolish

to put an end to by formal action

plans to annul their short-lived, ill-advised marriage

Synonyms & Similar Words

• abolish
• repeal
• cancel
• overturn
• nullify
• invalidate
• vacate
• rescind
• avoid
• abrogate
• revoke
• quash
• void
• dissolve
• withdraw
• dismiss
• suspend
• negate
• roll back
• abate
• disannul
• null
• strike down
• set aside
• veto
• reverse
• retract
• reject
• overrule
• do away with
• eliminate
• remove
• override
• forbid
• prohibit
• ban
• enjoin
• recall
• erase
• countermand
• abort
• disallow
• outlaw
• eradicate
• call off
• liquidate
• annihilate
• call
• drop
• write off
• throw out
• break down

Antonyms & Near Antonyms

• enact
• establish
• legislate
• found
• lay down
• institute
• legitimate
• validate
• permit
• ratify
• pass
• authorize
• approve
• allow
• legitimize
• legalize
• warrant
• order
• endorse
• prescribe
• formalize
• sanction
• clear
• command
• decree
• mandate

Synonym Chooser

How does the verb annul differ from other similar words?

Some common synonyms of annul are abrogate, invalidate, negate, and nullify. While all these words mean "to deprive of effective or continued existence," annul suggests making ineffective or nonexistent often by legal or official action.

the treaty annuls all previous agreements

How do abrogate and annul relate to one another?

Abrogate is like annul but more definitely implies a legal or official act.

a law to abrogate trading privileges

Where would invalidate be a reasonable alternative to annul?

While in some cases nearly identical to annul, invalidate implies making something powerless or unacceptable by declaration of its logical or moral or legal unsoundness.

the court invalidated the statute

When is it sensible to use negate instead of annul?

The words negate and annul can be used in similar contexts, but negate implies the destruction or canceling out of each of two things by the other.

the arguments negate each other

When might nullify be a better fit than annul?

While the synonyms nullify and annul are close in meaning, nullify implies counteracting completely the force, effectiveness, or value of something.

a penalty nullified the touchdown

Example Sentences

Recent Examples of annul

The Association for Civil Rights in Israel has already asked the Supreme Court to annul the law. —Peter Weber, TheWeek, 31 Mar. 2026

The raid and the company’s complaint both stem from a Supreme Court ruling last month which declared CK Hutchison’s contract extension to operate the Panama Canal-adjacent ports was unconstitutional, thus annulling the deal. —Glenn Taylor, Sourcing Journal, 10 Mar. 2026

The decree was issued in December and is one of two recently passed measures that advocates are calling on Fils-Aimé to annul. —Jacqueline Charles, Miami Herald, 20 Feb. 2026

Morfa said many of her Venezuelan clients have passport complications, either having their documents annulled by the Maduro administration, or expire, or get seized by ICE. —Natalia Jaramillo, The Orlando Sentinel, 11 Jan. 2026