Definition of nastynext
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Synonym Chooser

How does the adjective nasty differ from other similar words?

Some common synonyms of nasty are dirty, filthy, foul, and squalid. While all these words mean "conspicuously unclean or impure," nasty applies to what is actually foul or is repugnant to one expecting freshness, cleanliness, or sweetness; in practice, however, nasty is often weakened to the point of being no more than a synonym of unpleasant or disagreeable. When used figuratively, nasty implies a peculiarly offensive unpleasantness.

it's a nasty job to clean up after a sick cat
had a nasty fall
his answer gave her a nasty shock
a stand-up comedian known for nasty humor

When is dirty a more appropriate choice than nasty?

The words dirty and nasty are synonyms, but do differ in nuance. Specifically, dirty emphasizes the presence of dirt more than an emotional reaction to it or, figuratively, stresses meanness or despicableness.

a dirty littered street
don't ask me to do your dirty work

When could filthy be used to replace nasty?

Although the words filthy and nasty have much in common, filthy carries a strong suggestion of offensiveness and typically of gradually accumulated dirt that begrimes and besmears. Figuratively, it can also describe disgusting obscenity.

a stained greasy floor, utterly filthy
filthy street language

When would foul be a good substitute for nasty?

While in some cases nearly identical to nasty, foul implies extreme offensiveness and an accumulation of what is rotten or stinking; it can also describe, for example, loathsome behavior.

a foul-smelling open sewer
a foul story of lust and greed

When might squalid be a better fit than nasty?

In some situations, the words squalid and nasty are roughly equivalent. However, squalid adds to the idea of dirtiness and filth that of slovenly neglect. Distinctively, its figurative use implies sordidness as well as baseness and dirtiness.

squalid slums
engaged in a series of squalid affairs

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 nasty Working with a nasty four-pitch mix, Bradley struck out six over four innings before achieving the feat in the fifth. Dan Hayes, New York Times, 26 Aug. 2026 Paul and Matthews were also embroiled in a nasty social media feud that was sparked amid the controversy. Mckinley Franklin, HollywoodReporter, 26 Aug. 2026 Other moviegoers adored his campy but somehow restrained mania as the butler in Clue, or delighted in his nasty smarm as the concierge in Home Alone 2. Tom Nichols, The Atlantic, 26 Aug. 2026 Even by the famously hostile standards of New York City’s high-end co-ops, this was nasty. Noah Shachtman, Vanity Fair, 25 Aug. 2026 See All Example Sentences for nasty
Recent Examples of Synonyms for nasty
Adjective
  • The dogs, according to the charges, had dirty water and their fur was stained with urine and feces.
    Post-Tribune, Chicago Tribune, 31 Aug. 2026
  • Fourth, the handle needed to be patterned for a secure grip even in dirty, wet conditions, so checkering or deep ribbing was added to the alloy metal.
    David Szondy August 30, New Atlas, 30 Aug. 2026
Adjective
  • The seventh-round rookie threw an ugly interception in the first quarter, while backpedaling and off his back foot.
    Sam McDowell, Kansas City Star, 29 Aug. 2026
  • Several leading Democrats, including Senator Elissa Slotkin of Michigan and House Speaker Hakeem Jeffries, issued statements denouncing Piker’s ugly warning to the Jews as a barely veiled anti-Semitic threat.
    Jonathan Chait, The Atlantic, 28 Aug. 2026
Adjective
  • Be sure to start below the injury and wrap upward, overlapping each layer but never so tightly that fingers or toes become numb or painful.
    Dr. Jill Grimes, CNN Money, 29 Aug. 2026
  • Its absence does not make the eventual adjustment less painful.
    MICHAEL PETTIS, Foreign Affairs, 28 Aug. 2026
Adjective
  • More than 3,000 shows and a sizable cult following later, The Dark Room has evolved into a choose-your-own-adventure live action video game, presided over by Robertson as its obscene, merciless and incredibly quick-witted host.
    Rebecca Rosman, NPR, 31 Aug. 2026
  • The law is aimed at prohibiting children from obtaining books and movies with obscene content.
    Joseph Flaherty, Arkansas Online, 28 Aug. 2026
Adjective
  • That leaves a short window during which malicious activity can contaminate the prediction machinery again.
    Atharva Gosavi, Interesting Engineering, 28 Aug. 2026
  • An attacker can then register the site and plant malicious instructions on it.
    Dan Goodin, ArsTechnica, 27 Aug. 2026
Adjective
  • Prototype points toward larger trials To demonstrate the design, the researchers produced a marine buoy that remained stable in a turbulent seawater tank rotated up to 45 degrees.
    Atharva Gosavi, Interesting Engineering, 3 Sep. 2026
  • The report from the Government Accountability Office found delays and holes in how the Secret Service updates its policies regarding threats, and arrives after a few turbulent years for the agency charged with the president’s protection.
    Jesse Bedayn, Los Angeles Times, 3 Sep. 2026
Adjective
  • People were filthy in so many ways, so Mike really wrote that in.
    Ben Travers, IndieWire, 20 Aug. 2026
  • While sinks can become filthy from soap splatters and dirty hands, toilets need cleaning for very different reasons.
    Karen Brewer Grossman, Southern Living, 17 Aug. 2026
Adjective
  • Discard soy sauce that smells unpleasant, has a sour taste, or contains mold.
    Kait Hanson, Southern Living, 28 Aug. 2026
  • Cedarwood Oil Cedarwood is another essential oil with an unpleasant smell to mice as well as other pests.
    Emily Benda Gaylord, The Spruce, 28 Aug. 2026

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Cite this Entry

“Nasty.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/nasty. Accessed 5 Sep. 2026.

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