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Synonyms

silliness

American  
[sil-ee-nis] / ˈsɪl i nɪs /

noun

  1. the quality of lacking good sense; foolishness.

    The author pokes fun at herself and the general silliness of celebrity culture.

    Her blog cuts through the contradictions, misinformation, and downright silliness out there about naturopathy.

  2. absurdity, ridiculousness, or irrationality.

    This “no-touch” policy occasionally devolves into silliness, as when a teacher hesitates to help a five-year-old zip up a jacket.

  3. clownish, whimsical, or exaggerated humor and playfulness; unrestrained high spirits.

    Our sessions included a lot of chatter, laughter, and silliness—exactly what sitting around a table playing games with friends is all about.


Etymology

Origin of silliness

silly ( def. ) + -ness ( def. )

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"Extra time was looking likely, but one moment of madness, indiscipline and silliness has cost Real the chance of getting to the last four," he added.

From BBC • Apr. 15, 2026

Random observations on the silliness of all the action—“That monkey just used his cuteness for crime!”—are about as close as we get to humor.

From The Wall Street Journal • Mar. 31, 2026

Despite the silliness, many scientists appreciate the Ig Nobels.

From Barron's • Mar. 10, 2026

The characters’ propensity for ugly faces, silliness and a bit of grossness too, stems from the portrayals of girlhood and young womanhood that appeal to them.

From Los Angeles Times • Mar. 4, 2026

It’s still with me for no reason but the silliness, for how it unpinned me just briefly from the more serious agenda that guided my every day.

From "Becoming" by Michelle Obama