TIGHT-MOUTHED Synonyms: 35 Similar and Opposite Words

tight-mouthed

adjective

ˈtīt-ˈmau̇t͟hd

Definition of tight-mouthed

as in silent

given to keeping one's activities hidden from public observation or knowledge the studio has been tight-mouthed about how the show's cliff-hanger season finale will be resolved

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Recent Examples of Synonyms for tight-mouthed

Adjective

Star winger Lionel Messi, the MLS leader in assists and goals, was rather silent against Cincinnati, finishing with zero shots on target and a yellow card.

— Miami Herald, Miami Herald, 29 Oct. 2026
There’s also a traveling circus, a silent film theater, The Speakeasy and a look inside the Dundee Daily News.

— Gloria Casas, Chicago Tribune, 27 Oct. 2026

Definition of silent

Adjective

Senator Flavio Bolsonaro, the loser in Brazil’s presidential elections Sunday, arrived in Miami on Wednesday after fleeing his home country in a secretive mission that has drawn speculation and controversy.

— Florencia Cabral, Miami Herald, 28 Oct. 2026
Even the most mind-bending of three-hour documentaries doesn’t have enough time to fully tackle the quagmire that was the secretive biotech startup.

— Victoria Song, The Verge, 28 Oct. 2026

Definition of secretive

Adjective

The ad is characteristic of the increasingly dark tone Hilton’s campaign has taken on in the home stretch.

— Ben Paviour, Sacbee.com, 28 Oct. 2026
Netanyahu's supporters see him as a steady hand and a consummate statesman who has led Israel through a war of redemption after the country's darkest hour.

— Arkansas Online, Arkansas Online, 28 Oct. 2026

Definition of dark

Adjective

Predicting the costs How cities full of rational, educated, financially prudent people get sucked in, how we’re persuaded to put aside concerns about being stuck with a massive bill and just surrender to the spectacle.

— Jack Dolan, Los Angeles Times, 29 Oct. 2026
And of course, in an era where data and technology sovereignty are both increasingly important, developing space sovereign capability is a prudent hedge against over-reliance on partners whose strategic visions may not always align with one’s own.

— Dr. Najwa Aaraj, Forbes.com, 26 Oct. 2026

Definition of prudent

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

tight-lipped

tight-mouthed

tightness

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“Tight-mouthed.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/tight-mouthed. Accessed 3 Nov. 2026.

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Synonyms of tight-mouthed

adjective

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