AVOUCH Synonyms: 87 Similar and Opposite Words

avouch

verb

ə-ˈvau̇ch

Definition of avouch

as in to guarantee

to declare (something) to be true or genuine a note from my doctor avouching that my medical condition did indeed disqualify me from gym class

Synonyms & Similar Words

Relevance

as in to claim

to state as a fact usually forcefully avouched that he had never cheated on his taxes in his life

Synonyms & Similar Words

Antonyms & Near Antonyms

as in to declare

to state clearly and strongly she tends to avouch her opinions in such a way as to imply that anyone who thinks otherwise is an idiot

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

Recent Examples of Synonyms for avouch

Verb

Van Sickle said 11 member tribes rely on treaty rights to harvest resources such as maple sap, cedar boughs and other forest products, essential for guaranteeing traditional ways of life on indigenous lands.

— Christiana Freitag, Chicago Tribune, 4 Oct. 2026
Today, that fear is contributing to calls for heavy-handed government intervention that is guaranteed to stifle the most revolutionary technology in decades, if not history.

— William R. Gruver, Fortune, 4 Oct. 2026

Definition of guarantee

Verb

Taiwan and China split after a civil war in 1949, but Beijing claims the island as part of its own territory.

— Arkansas Online, Arkansas Online, 6 Oct. 2026
If the nightlife hasn’t got the better of you, rise early to claim the four-poster wooden daybed at ground level and order sushi from Seltz Champagne Bar.

— Condé Nast, Condé Nast Traveler, 6 Oct. 2026

Definition of claim

Verb

Attempting to de-escalate the scare, Rospotrebnadzor declared the regional sanitary situation stable after secondary testing showed no traces of dangerous pathogens linked to Shipilova’s research.

— Mrigakshi Dixit, Interesting Engineering, 5 Oct. 2026
Judge Sullivan declares a mistrial due to the deadlocked jury, ending the trial without a clear resolution.

— Eric Levenson, CNN Money, 4 Oct. 2026

Definition of declare

Verb

Every tax filer must certify under penalty of law their immigration or citizenship status to the IRS to file their return.

— Arkansas Online, Arkansas Online, 2 Oct. 2026
The secretary of state serves as the state’s chief elections officer, overseeing federal and state-level elections, sending out ballots, certifying results and issuing voter guides.

— Lia Russell, Sacbee.com, 2 Oct. 2026

Definition of certify

Verb

But, Punsalan asserts that the business is focused on other, more important priorities over the cafeteria or campus perks such as gym access offered in other tech companies.

— Tamlin Magee, Fortune, 8 Oct. 2026
Trump is accustomed to asserting the primacy of force over law and clearly anticipates no punishment for doing so in front of a body dedicated to saving humanity from the scourge of war.

— Anjali Dayal, Washington Post, 8 Oct. 2026

Definition of assert

Verb

However, support for gender-affirming care and other LGBTQ rights is more limited, polling has shown.

— Kacen Bayless, Kansas City Star, 2 Oct. 2026
Still, Burney-Scott said, the journal article is lacking some perspectives — including discussion of early menopause due to gender-affirming care, or a medical intervention — that shows the limitations of current research.

— Annalisa Merelli, STAT, 1 Oct. 2026

Definition of affirm

Verb

In court on Saturday, prosecutor Mark Luckett alleged that the two men were in contact with an Iranian national, most likely operating from within Iran.

— Issy Ronald, CNN Money, 3 Oct. 2026
Amazon alleged that Muse stores customer credentials and scrapes account data, among other issues.

— Caleigh Keating, CNBC, 3 Oct. 2026

Definition of allege

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Browse Nearby Words

avoirdupois

avouch

avouched

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Style

“Avouch.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/avouch. Accessed 9 Oct. 2026.

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Synonyms of avouch

verb

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