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Synonym Chooser

How is the word erratic distinct from other similar adjectives?

Some common synonyms of erratic are eccentric, odd, outlandish, peculiar, quaint, singular, strange, and unique. While all these words mean "departing from what is ordinary, usual, or to be expected," erratic stresses a capricious and unpredictable wandering or deviating.

a friend's suddenly erratic behavior

When is eccentric a more appropriate choice than erratic?

The words eccentric and erratic are synonyms, but do differ in nuance. Specifically, eccentric suggests a wide divergence from the usual or normal especially in behavior.

the eccentric eating habits of preschoolers

When can odd be used instead of erratic?

The meanings of odd and erratic largely overlap; however, odd applies to a departure from the regular or expected.

an odd sense of humor

When could outlandish be used to replace erratic?

The words outlandish and erratic can be used in similar contexts, but outlandish applies to what is uncouth, bizarre, or barbaric.

outlandish fashions of the time

Where would peculiar be a reasonable alternative to erratic?

Although the words peculiar and erratic have much in common, peculiar implies a marked distinctiveness.

the peculiar status of America's first lady

In what contexts can quaint take the place of erratic?

While in some cases nearly identical to erratic, quaint suggests an old-fashioned but pleasant oddness.

a quaint fishing village

When might singular be a better fit than erratic?

In some situations, the words singular and erratic are roughly equivalent. However, singular suggests individuality or puzzling strangeness.

a singular feeling of impending disaster

When would strange be a good substitute for erratic?

While the synonyms strange and erratic are close in meaning, strange stresses unfamiliarity and may apply to the foreign, the unnatural, the unaccountable.

a journey filled with strange sights

When is it sensible to use unique instead of erratic?

The synonyms unique and erratic are sometimes interchangeable, but unique implies singularity and the fact of being without a known parallel.

a career unique in the annals of science

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 erratic Walker is the worst of all worlds — a reliever who’s too talented to give up on, but too erratic to trust. Grant Brisbee, New York Times, 30 June 2025 When autistic people do not understand or cannot follow a police officer's instructions, or moves in a way that police perceive as erratic or threatening, police may immediately escalate to using force, including sometimes killing the autistic person. Sophie Clark, MSNBC Newsweek, 29 June 2025 By the spring, fans and followers began expressing concern for Bieber, whose Instagram content and behavior in public became more erratic. Brittany Spanos, Rolling Stone, 26 June 2025 Trump’s erratic trade policies continue to handcuff the ability of executives to predict where their businesses are headed. Orianna Rosa Royle, Fortune, 25 June 2025 See All Example Sentences for erratic
Recent Examples of Synonyms for erratic
Adjective
  • This behaviour can also be triggered by a random and undefined phrase or prompt.
    Rashi Shrivastava, Forbes.com, 15 July 2025
  • Keppler notes that the 10-year time frame isn’t random.
    Lisa Eadicicco, CNN Money, 15 July 2025
Adjective
  • Hamas long ago expended the vast majority of its rocket arsenal, able now to launch only sporadic rockets that have near-zero impact.
    Oren Liebermann, CNN Money, 12 July 2025
  • After several days of spotty showers, a few stronger, scarier storms, and sporadic outbreaks of sunshine, Austin has virtually zero rain chances on Thursday, according to the National Weather Service.
    Roberto Villalpando, Austin American Statesman, 10 July 2025
Adjective
  • Some 40 of these bizarre, geochemically-active sub-Neptunes are currently being studied observationally.
    Bruce Dorminey, Forbes.com, 15 July 2025
  • As a result of a bizarre last-minute decision, the nominees in two Emmys categories will be announced Tuesday morning on CBS nearly four hours ahead of the TV Academy’s official nominations announcement, The Hollywood Reporter has learned.
    Beatrice Verhoeven, HollywoodReporter, 14 July 2025
Adjective
  • The 32-year-old spent the last two seasons exclusively in the NHL after grinding his way through AHL seasons with the occasional call-up.
    Matthew Fairburn, New York Times, 10 July 2025
  • Millions of children play sports with overwhelmingly positive outcomes, despite the occasional scraped knee, or in rare and tragic cases, serious injuries and even death.
    Larry Magid, Mercury News, 10 July 2025
Adjective
  • The pandemic may have accelerated long-standing public health challenges, and the recovery, the study makes clear, has been uneven and incomplete.
    Los Angeles Times, Los Angeles Times, 10 July 2025
  • Whether dealing with slick grass, gravel paths, or uneven surfaces, the Sunseeker Elite X7 maintains control and performance with minimal slippage.
    William Jones, USA Today, 9 July 2025
Adjective
  • Ali spends a good chunk of time confused by the strange words whirling around him.
    Christopher J. Yates July 9, Literary Hub, 9 July 2025
  • Once it’s set, however, the song hits that midpoint launch, and the visuals take off with it, careening into a kaleidoscopic burst of moshing, shredding, and seemingly unfettered euphoria that quickly descends into strange violence and cannibalistic chaos.
    Jon Blistein, Rolling Stone, 8 July 2025
Adjective
  • There are no longer arbitrary divisions in which people say that different functions aren’t their job or concern.
    Megan Poinski, Forbes.com, 14 July 2025
  • Marylanders deserve a civil justice system that recognizes the full scope of human suffering and empowers citizen juries to render verdicts based on evidence rather than arbitrary limitations.
    Bruce M. Plaxen, Baltimore Sun, 12 July 2025
Adjective
  • There’s a reason for that: Fire hose again, coupled with intermittent kinks and leaks.
    Amy Lindgren, Twin Cities, 12 July 2025
  • Dietary changes such as intermittent fasting, caloric restriction, and ketogenic diet with regular exercise can prevent MASH or delay its progression.
    Suchandrima Bhowmik, Health, 12 July 2025

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Cite this Entry

“Erratic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/erratic. Accessed 21 Jul. 2025.

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