BOO-BOO Synonyms: 54 Similar and Opposite Words

boo-boo

noun

ˈbü-(ˌ)bü

Definition of boo-boo

as in mistake

an unintentional departure from truth or accuracy the president should not be making boo-boos in something as important as the State of the Union Address

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Example Sentences

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.

Recent Examples of boo-boo Mike Trout presumably has witnessed every possible blooper, blunder and boo-boo in 16 seasons with the woeful Angels. — Steve Henson, Los Angeles Times, 3 June 2026 Be magnanimous and forgiving if others make a boo-boo. — Georgia Nicols, Denver Post, 27 Nov. 2025 When Cody trips and falls in the grass, his friends band together to comfort him and get him a bandage for his boo-boo. — Elisabeth Sherman, Parents, 9 May 2025 Junior Colson made a large rookie boo-boo, hitting a sliding Maye late. — Nick Canepa, San Diego Union-Tribune, 28 Dec. 2024 In his first start in two weeks, Marc-Andre Fleury survived a first-shift boo-boo and made 28 saves to improve to 4-0-1. — Michael Russo, The Athletic, 21 Nov. 2024 The Sun newspaper reports that Robinson made the boo-boo Friday morning during the BBC’s flagship current affairs radio show The Today Programme. — Caroline Frost, Deadline, 19 Oct. 2024

Recent Examples of Synonyms for boo-boo

Noun

Still, when an account suddenly asks you to spend money or connect something valuable, a few extra checks can save you from a painful mistake.

— Kurt Knutsson, FOXNews.com, 11 Oct. 2026
And on Sunday — despite driving with an impressive desperation (that included a heated Stage 2 exchange with his crew chief over the radio) — a few mistakes followed him.

— Alex Zietlow, Charlotte Observer, 11 Oct. 2026

Definition of mistake

Noun

The slip didn’t go unnoticed by Mikey Day’s Lorax, who later worked the blunder into the sketch.

— Anna Tingley, Variety, 11 Oct. 2026
In the seventh inning of a 1-all tie, Teoscar Hernández redeemed himself for another fielding blunder with a single that finally drove dizzying Braves starter Tyler Mahle from the game.

— Los Angeles Times, Los Angeles Times, 8 Oct. 2026

Definition of blunder

Noun

Another factor is the effect of radiation on the chips powering the data centers which can cause errors.

— Marco Quiroz-Gutierrez, Fortune, 10 Oct. 2026
That's out of nearly 190,000 reports made about the drug over that period, most of which included minor gastrointestinal issues, dosing errors or injection site redness.

— Yuki Noguchi, NPR, 10 Oct. 2026

Definition of error

Browse Nearby Words

boobish

boo-boo

boo-boos

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“Boo-boo.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/boo-boo. Accessed 13 Oct. 2026.

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Synonyms of boo-boo

noun

Example Sentences

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