1
as in stupid
not having or showing an ability to absorb ideas readily the fatuous questions that the audience members asked after the lecture suggested to the oceanographer that they had understood little

Synonyms & Similar Words

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How is the word fatuous different from other adjectives like it?

Some common synonyms of fatuous are asinine, foolish, silly, and simple. While all these words mean "actually or apparently deficient in intelligence," fatuous implies foolishness, inanity, and disregard of reality.

fatuous conspiracy theories

When is it sensible to use asinine instead of fatuous?

In some situations, the words asinine and fatuous are roughly equivalent. However, asinine suggests utter and contemptible failure to use normal rationality or perception.

an asinine plot

When is foolish a more appropriate choice than fatuous?

Although the words foolish and fatuous have much in common, foolish implies the character of being or seeming unable to use judgment, discretion, or good sense.

foolish stunts

When would silly be a good substitute for fatuous?

While in some cases nearly identical to fatuous, silly suggests failure to act as a rational being especially by ridiculous behavior.

the silly antics of revelers

When might simple be a better fit than fatuous?

The words simple and fatuous can be used in similar contexts, but simple implies a degree of intelligence inadequate to cope with anything complex or involving mental effort.

considered people simple who had trouble with computers

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 fatuous Second, this rationale for regulation proved to be illogical and fatuous as conceded by U.S. Courts and the Federal Communications Commission in the decades since. Carine Harb, Newsweek, 9 Jan. 2025 This fatuous facial gesture is immediately relatable but also, as Locke discusses below, one that can be read in a number of different ways. Andy Battaglia, ARTnews.com, 20 Nov. 2024 Schools must accept that mission statements without curriculum alignment are fatuous; the way schools define themselves is through the experience that flows from their curriculum. Ray Ravaglia, Forbes, 1 Oct. 2024 Neither Berlanti nor Gilroy believe in them beyond the fatuous setup of their competitiveness with each other. Armond White, National Review, 17 July 2024 See All Example Sentences for fatuous
Recent Examples of Synonyms for fatuous
Adjective
  • When smart algorithms do stupid things But scratch beneath the surface, and the cracks start showing.
    Christopher Elliott, USA Today, 8 Oct. 2025
  • America has funded the Ukrainian government, Ukrainian pensions, and Ukrainian businesses during this entire stupid war that America should have nothing to do with.
    Jordan King, MSNBC Newsweek, 7 Oct. 2025
Adjective
  • The real start of the Chalamet/Marty Supreme press tour came Tuesday night when the actor shared an incredible and absurd five-minute promo video.
    Jon Blistein, Rolling Stone, 8 Oct. 2025
  • But these far-right personalities were pushing an absurd logical fallacy.
    Stephanie McNeal, Glamour, 7 Oct. 2025
Adjective
  • So many of Black Rabbit’s subplots are confusing, boring, or dumb.
    Andrew Bernard, The Washington Examiner, 3 Oct. 2025
  • Luis Jauregui, a professor at UC Irvine, is an expert in quantum physics who is smart enough to describe his work in terms that are foreign to a non-scientist, yet affable enough to explain it anyway, without making any non-scientist feel dumb.
    Andre Mouchard, Oc Register, 28 Sep. 2025
Adjective
  • Orús and Lizaso believe that the AI arms race is foolish.
    Vivienne Walt, Fortune, 9 Oct. 2025
  • The Eagles were undone by foolish penalties, including two flags that negated first downs on a potential go-ahead drive in the fourth quarter and one flag that extended a Broncos drive late in the game when the Eagles had forced a fourth down.
    Zach Berman, New York Times, 6 Oct. 2025
Adjective
  • The episodes feel choppy, hardly letting anything land, yet still feeling slow.
    Grace Byron, Vulture, 6 Oct. 2025
  • The crowd, quietening into a slow clap with the moment building, burst into a celebration.
    Mitch Bannon, New York Times, 5 Oct. 2025
Adjective
  • Count Dracula remains a fixture in the horror genre, having been featured in movies that range from scary and sexy to silly and satirical.
    Randall Colburn, Entertainment Weekly, 6 Oct. 2025
  • Anderson’s synthesis of all of these themes, motifs, and silly gags into One Battle After Another, which saw Anderson’s biggest movie opening ever last month, shows how Pynchon’s ideas have not only aged well but are more visible and relevant.
    Kevin Dolak, HollywoodReporter, 6 Oct. 2025
Adjective
  • Strufe adds that while intelligence agencies or cybercriminals have simpler ways to monitor people – such as accessing CCTV cameras or video doorbells – the widespread presence of wireless networks could eventually form a near-comprehensive surveillance infrastructure.
    Bojan Stojkovski, Interesting Engineering, 11 Oct. 2025
  • The simplest way to find influential people in a network is called degree centrality—just count the number of connections for each person.
    Jack Murtagh, Scientific American, 11 Oct. 2025
Adjective
  • Despite being found guilty, Gein was also declared insane and unable to stand trial.
    Keith Langston, PEOPLE, 11 Oct. 2025
  • The Sony Bravia 8 II 65-inch Smart TV is a living room flex with its insane color, crisp contrast, and movie-theater-like sound.
    PC Magazine, PC Magazine, 9 Oct. 2025

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Cite this Entry

“Fatuous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fatuous. Accessed 12 Oct. 2025.

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