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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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

Others don’t look great now — parting with Rosario for Eli Morgan almost immediately went wrong and losing Cruz in the Michael Soroka deal looks like a mistake.

— Sahadev Sharma, New York Times, 20 July 2026
Continue reading … 'MASSIVE' — Hunter Biden blasts Merrick Garland's DOJ the 'greatest mistake' under Biden.

— , FOXNews.com, 20 July 2026

Definition of mistake

Noun

Nothing makes this part of the chase memorable or important enough to merit a flash-forward, which turns it into a deflating blunder in a series that can’t afford to slow down.

— Ben Travers, IndieWire, 15 July 2026
And while that may sound like little more than a comic blunder, these slips offer one of the clearest windows into how language is assembled in the mind.

— Karen Stollznow, The Conversation, 14 July 2026

Definition of blunder

Noun

He was tipped for the final in 2018, 2022 and this time, but key errors have cost him.

— Graham Scott, New York Times, 19 July 2026
Sanders noted that the president’s proclamation, which imposed a partial travel ban on holders of Antigua and Barbuda passports, contained several factual errors.

— Jacqueline Charles, Miami Herald, 18 July 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 24 Jul. 2026.

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Synonyms of boo-boo

noun

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