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

Of course, the Nasdaq-100 or a similar tech-heavy index, isn’t guaranteed to deliver 21% returns each year for a decade going forward.

— Sarah Cannon, Fortune, 18 Oct. 2026
Keep in mind that monitoring services cannot guarantee prevention of identity theft or detect every form of medical fraud.

— Kurt Knutsson, FOXNews.com, 18 Oct. 2026

Definition of guarantee

Verb

The Houthis claimed responsibility for those attacks and others.

— SAMY MAGDY, Arkansas Online, 12 Oct. 2026
One such diagram was shared on X by European Parliament member Tomáš Zdechovský, who claimed that online activity around the far-right Alternative for Germany (AfD) political party plummeted following the Russian data center attacks.

— Jess Weatherbed, The Verge, 12 Oct. 2026

Definition of claim

Verb

The office declared that the doctrine covers not only official advisers, but can also expand to cover outside associates consulted by the president in certain circumstances.

— Perry Stein, Washington Post, 18 Oct. 2026
The Houthis, angry over the longstanding Saudi blockade on them, declared their own blockade on the kingdom.

— ABC News, ABC News, 18 Oct. 2026

Definition of declare

Verb

Seats designed for impact ANH Structure will design, develop, certify and manufacture a common seating platform for Valo’s pilots, observers and passengers.

— Neetika Walter, Interesting Engineering, 17 Oct. 2026
The Federal Aviation Administration told CBS News and Politico that the vehicle doesn’t meet its definition of an aircraft, meaning the agency wouldn’t need to certify it as airworthy.

— Bilin Lin, Fortune, 17 Oct. 2026

Definition of certify

Verb

While officials insist the demolitions are a non-negotiable step toward revitalizing the corridor along Old National Highway, the families and owners left in the wake of the bulldozers say true recovery remains a distant promise.

— La'Tasha Givens, CBS News, 16 Oct. 2026
There is a distinction, of course, between insisting on witnesses and staging a spectacle.

— Amy Davidson Sorkin, New Yorker, 16 Oct. 2026

Definition of insist

Verb

Moriarty's office said rejection killings are a form of femicide in which women are targeted for asserting autonomy over their bodies.

— Jason Rantala, CBS News, 15 Oct. 2026
Expect Bass at tonight’s debate to try and assert her dominance early with equal part offense against Raman and defense of her record.

— Lorraine Ali, Los Angeles Times, 14 Oct. 2026

Definition of assert

Verb

The Academy of Pediatrics says decisions about gender affirming care should be made by patients and physicians, not government mandates.

— Shaun Boyd, CBS News, 15 Oct. 2026
That’s because there’s no trustworthy result that voters are seeking to affirm.

— Christopher Miller, The Conversation, 15 Oct. 2026

Definition of affirm

Verb

The attorneys also hoped the litigation would lead to changes in workplace safety practices that German-Oden alleged remained dangerous.

— Madison Smalstig, Sacbee.com, 17 Oct. 2026
State prosecutor María Elena Andrade alleged that the attackers wanted to steal the tires from the foreigners’ pickup truck and that the victims resisted.

— Fabiola Sánchez, Los Angeles Times, 17 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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Cite this Entry

Style

“Avouch.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/avouch. Accessed 20 Oct. 2026.

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Synonyms of avouch

verb

Example Sentences

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