as in childish
having or showing the annoying qualities (as silliness) associated with children
the infantile humor that teenage boys are justly famous for
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Example Sentences
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Recent Examples of infantile
For a long time, infantile amnesia was thought to be tied to an inability to make memories in infancy.
—
Sam Walters, Discover Magazine, 20 Mar. 2025
If this is correct, is there a connection between song and the most basic infantile communication?
—Aaron Shattuck, Scientific American, 18 Feb. 2025
The infantile abomination that is The Boss Baby is the most unhinged example of the studio’s manic folly.
—James Grebey, Vulture, 31 Jan. 2025
But, true to form, Abbott doesn’t self-righteously shove these issues in our faces, lecturing on about statistics or writing the students as infantile or helpless.
—Ile-Ife Okantah, Vulture, 16 Jan. 2025
See All Example Sentences for infantile
Sam Walters, Discover Magazine, 20 Mar. 2025
If this is correct, is there a connection between song and the most basic infantile communication?
—Aaron Shattuck, Scientific American, 18 Feb. 2025
The infantile abomination that is The Boss Baby is the most unhinged example of the studio’s manic folly.
—James Grebey, Vulture, 31 Jan. 2025
But, true to form, Abbott doesn’t self-righteously shove these issues in our faces, lecturing on about statistics or writing the students as infantile or helpless.
—Ile-Ife Okantah, Vulture, 16 Jan. 2025
See All Example Sentences for infantile
Recent Examples of Synonyms for infantile
Adjective
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His comment about Shildt mad dogging him was childish and hilarious.—
Dennis Lin,
New York Times,
21 June 2025
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But their tit for tat antics on social media have come across as particularly childish given their immense wealth and responsibilities.—
Colin Pascal,
Baltimore Sun,
9 June 2025
Adjective
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There are three immature stages that are black and white, with the fourth stage being red, black and white before becoming adults later in the summer.—
Kaycee Sloan,
The Enquirer,
14 July 2025
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To be effective the spray has to cover the immature stages.—
Tom MacCubbin,
The Orlando Sentinel,
5 July 2025
Adjective
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Whatever the answer, the most enjoyable parts of Friday’s concert offered more than just a chance for attendees to revisit their adolescent years in song by channeling anew feelings of young love, longing and fresh-faced angst.—
George Varga,
San Diego Union-Tribune,
13 July 2025
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Based on Masashi Kishimoto’s long-running manga series, Naruto follows a misunderstood adolescent ninja working to clear his name and polish his powers.—
Declan Gallagher,
EW.com,
12 July 2025
Adjective
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This also means Krypto the Superdog is decidedly juvenile, owing more in spirit to shows like A Pup Named Scooby-Doo than any Superman cartoon produced in the last 40 years.—
Daniel Dockery,
Vulture,
11 July 2025
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If a juvenile assaults someone while stealing a car, what should their punishment be?—
Mikenzie Frost,
Baltimore Sun,
10 July 2025
Cite this Entry
“Infantile.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infantile. Accessed 18 Jul. 2025.
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