ERROR Synonyms: 138 Similar and Opposite Words

Q: How does the noun 'error' differ from other similar words?

Some common synonyms of error are blunder , lapse , mistake , and slip . While all these words mean "a departure from what is true, right, or proper," error suggests the existence of a standard or guide and a straying from the right course through failure to make effective use of this. // procedural errors

Q: When would 'blunder' be a good substitute for 'error'?

While the synonyms blunder and error are close in meaning, blunder regularly imputes stupidity or ignorance as a cause and connotes some degree of blame. // diplomatic blunders

Q: When can 'lapse' be used instead of 'error'?

The words lapse and error are synonyms, but do differ in nuance. Specifically, lapse stresses forgetfulness, weakness, or inattention as a cause. // a lapse in judgment

Q: When is it sensible to use 'mistake' instead of 'error'?

In some situations, the words mistake and error are roughly equivalent. However, mistake implies misconception or inadvertence and usually expresses less criticism than error . // dialed the wrong number by mistake

Q: When could 'slip' be used to replace 'error'?

Although the words slip and error have much in common, slip stresses inadvertence or accident and applies especially to trivial but embarrassing mistakes. // a slip of the tongue

error

noun

ˈer-ər

Definition of error

as in mistake

an unintentional departure from truth or accuracy a report on the earthquake contained several unfortunate errors

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in violation

a breaking of a moral or legal code we have all committed errors in our lives and strayed from the path of righteousness

Synonyms & Similar Words

Antonyms & Near Antonyms

as in delusion

a false idea or belief the story only spread the error by repeating the misinterpreted statistics

Synonyms & Similar Words

Antonyms & Near Antonyms

truth
verity

Synonym Chooser

How does the noun error differ from other similar words?

Some common synonyms of error are blunder, lapse, mistake, and slip. While all these words mean "a departure from what is true, right, or proper," error suggests the existence of a standard or guide and a straying from the right course through failure to make effective use of this.

procedural errors

When would blunder be a good substitute for error?

While the synonyms blunder and error are close in meaning, blunder regularly imputes stupidity or ignorance as a cause and connotes some degree of blame.

diplomatic blunders

When can lapse be used instead of error?

The words lapse and error are synonyms, but do differ in nuance. Specifically, lapse stresses forgetfulness, weakness, or inattention as a cause.

a lapse in judgment

When is it sensible to use mistake instead of error?

In some situations, the words mistake and error are roughly equivalent. However, mistake implies misconception or inadvertence and usually expresses less criticism than error.

dialed the wrong number by mistake

When could slip be used to replace error?

Although the words slip and error have much in common, slip stresses inadvertence or accident and applies especially to trivial but embarrassing mistakes.

a slip of the tongue

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 error Among the errors cited in the August 6 report is a failure to allow proper curing (drying) time for the caulk applied to the expansion joints that separate the basin’s concrete slabs. — News Desk, Artforum, 16 Oct. 2026 Stale pages and errors all appear to be usable evidence for these systems to form a response. — Mark Van Berkel, Forbes.com, 16 Oct. 2026 Giacomo Calo opened the scoring for Frosinone with the aid of a goalkeeping error and although Domenico Berardi equalized for the visitors after a quarter of an hour, Raimundo took charge soon after with a series of classic poacher goals. — ABC News, 16 Oct. 2026 Graham Kent, creator of the AlertWildfire camera network, compares the fall fire season to a high-stakes penalty shootout, when the margin for error is slim. — Steve Large, CBS News, 16 Oct. 2026 See All Example Sentences for error

Recent Examples of Synonyms for error

Noun

In Kundassery’s view, the Democratic Party had made a critical mistake in the first few months of 2025.

— Benjamin Wallace-Wells, New Yorker, 18 Oct. 2026
To keep errors in check, each graph is shown to multiple volunteers, and their answers are combined so that individual mistakes average out, according to the project's website.

— Sharmila Kuthunur, Space.com, 18 Oct. 2026

Definition of mistake

Noun

And unlike state authorities who can be sued for civil rights violations in state courts, federal law enforcement authorities are generally shielded from such lawsuits based on legal precedents.

— Philip Wang, Time, 19 Oct. 2026
Chicago should provide workable loading zones, preserve first-offense warnings, and publicly report whether violations and crashes actually decline.

— Chicago Tribune, Chicago Tribune, 18 Oct. 2026

Definition of violation

Noun

In a number of wrongful death lawsuits, ChatGPT is blamed for driving users to experience harmful delusions and, in some cases, to commit suicide.

— Ashley Capoot, CNBC, 14 Oct. 2026
But a line like that also fleshes out the head-in-the-stratosphere delusions of everyone here.

— Ryan Lattanzio, IndieWire, 8 Oct. 2026

Definition of delusion

Noun

Adam Hamilton Hamilton, the Democratic nominee, has characterized the war as a major foreign policy blunder.

— Matthew Kelly, Kansas City Star, 17 Oct. 2026
Holding her tongue is not Kate’s forte in general, and the severity of Todd’s avalanche of blunders in their meeting with the British foreign secretary tests the outer limits of her ability.

— Sophie Brookover, Vulture, 17 Oct. 2026

Definition of blunder

Noun

Xuan’s attorney, Mitchell Krems, previously noted his client had never been convicted of a crime.

— James Queally, Los Angeles Times, 17 Oct. 2026
The frontrunner is Marine Le Pen, who has worked for years to make her far-right party, the National Rally, more electable while campaigning on immigration, crime, and denunciation of an out-of-touch political class.

— Nicholas Bequelin, Time, 16 Oct. 2026

Definition of crime

Noun

Catholic teaching still calls suicide a grave sin, but recognizes mental illness can diminish responsibility; advocates want mental health ministries in parishes worldwide.

— Luis Andres Henao, Los Angeles Times, 9 Oct. 2026
If the sin of Mars’ album was being too predictable, Styles’ bold and unexpected Kiss All the Time.

— Alan Light, HollywoodReporter, 7 Oct. 2026

Definition of sin

Articles Related to error

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“Error.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/error. Accessed 19 Oct. 2026.

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Synonyms of error

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