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

Electoral authorities also dismissed a separate challenge filed by a private citizen seeking to annul votes cast in cities across the United States, France and Spain, citing similar procedural deficiencies, including lack of standing, late filing and nonpayment of fees. — Antonio María Delgado, Miami Herald, 24 June 2026

On May 21, the Turkish Court of Appeals annulled the party’s November 2023 results in order to restore a politician who was hostile to İmamoğlu. — Kaya Genç, The Dial, 9 June 2026

Georgescu was stridently pro-Russia, and the Kremlin celebrated his victory—but Romania’s Constitutional Court annulled the result, citing evidence of interference. — Heidi Blake, New Yorker, 8 June 2026

On Tuesday, however, the federation learned that the CAS panel had largely rejected its arguments but has annulled the first sanction’s partial-stadium closure. — Matt Slater, New York Times, 2 June 2026