SILLY Synonyms: 254 Similar and Opposite Words

Q: How is the word 'silly' different from other adjectives like it?

Some common synonyms of silly are asinine , fatuous , foolish , and simple . While all these words mean "actually or apparently deficient in intelligence," silly suggests failure to act as a rational being especially by ridiculous behavior. // the silly antics of revelers

Q: In what contexts can 'asinine' take the place of 'silly'?

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

Q: When is it sensible to use 'fatuous' instead of 'silly'?

Although the words fatuous and silly have much in common, fatuous implies foolishness, inanity, and disregard of reality. // fatuous conspiracy theories

Q: When could 'foolish' be used to replace 'silly'?

The words foolish and silly can be used in similar contexts, but foolish implies the character of being or seeming unable to use judgment, discretion, or good sense. // foolish stunts

Q: When would 'simple' be a good substitute for 'silly'?

The words simple and silly are synonyms, but do differ in nuance. Specifically, simple implies a degree of intelligence inadequate to cope with anything complex or involving mental effort. // considered people simple who had trouble with computers

silly 1 of 2

adjective

ˈsi-lē

Definition of silly

as in goofy

lacking in seriousness or maturity the matinee show was filled with a bunch of silly children making noise

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in stupid

showing or marked by a lack of good sense or judgment those silly movie producers who thought that audiences would fall for that gimmick all over again

Synonyms & Similar Words

Antonyms & Near Antonyms

as in ridiculous

so foolish or pointless as to be worthy of scornful laughter had the silly notion that her latest marriage might last longer than her three previous ones

Synonyms & Similar Words

Antonyms & Near Antonyms

as in bewildered

suffering from mental confusion stunning news that knocked me silly

Synonyms & Similar Words

Antonyms & Near Antonyms

silly

2 of 2

noun

as in simpleton

Related Words

Synonym Chooser

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

Some common synonyms of silly are asinine, fatuous, foolish, and simple. While all these words mean "actually or apparently deficient in intelligence," silly suggests failure to act as a rational being especially by ridiculous behavior.

the silly antics of revelers

In what contexts can asinine take the place of silly?

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

an asinine plot

When is it sensible to use fatuous instead of silly?

Although the words fatuous and silly have much in common, fatuous implies foolishness, inanity, and disregard of reality.

fatuous conspiracy theories

When could foolish be used to replace silly?

The words foolish and silly can be used in similar contexts, but foolish implies the character of being or seeming unable to use judgment, discretion, or good sense.

foolish stunts

When would simple be a good substitute for silly?

The words simple and silly are synonyms, but do differ in nuance. Specifically, 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 silly

Adjective

And it was viewed as a home for the kind of silly human creativity that, these days, is increasingly replaced in our feeds by AI slop. — Clare Duffy, CNN Money, 23 Aug. 2026 Have each family member jot down a few happy thoughts, jokes, or silly notes on small slips of paper and place them in the jar. — Jodi Levine, Parents, 21 Aug. 2026

Noun

The glamorous Emmy winner known for Loewe red-carpet looks and starring on prestige dramedy The Bear is returning to full-bore silly in order to play America’s favorite beagle. — Jason P. Frank, Vulture, 6 Aug. 2026 It was shot in portrait because it was shot in Instagram by and for a woman who was losing her mind in quarantine and had fully let the sillies take the wheel. — Ego Nwodim, TIME, 12 Feb. 2025 See All Example Sentences for silly

Recent Examples of Synonyms for silly

Adjective

So when Billie and Issa get an actual offer for drinks with two firefighters who come to the house, Billie puts on a goofy British accent à la Issa and turns them down, choosing a quiet night at home with her friend instead.

— Ben Rosenstock, Vulture, 28 Aug. 2026
That was therapeutic for these professional dancers who got to be silly and goofy, but confidently.

— Jackie Strause, HollywoodReporter, 27 Aug. 2026

Definition of goofy

Adjective

Far too much coverage of declining trust in science — particularly the anti-vaccine movement — is predicated on the assumption that its adherents are either stupid or crazy.

— Rick Berke, STAT, 19 Aug. 2026
The Dodge Durango Hellcat is the most accessible way to go stupid-fast in a three-row family car thanks to the Escalade V‘s high price tag.

— Byron Hurd, The Drive, 13 Aug. 2026

Definition of stupid

Noun

His last moments portray him too much as an oafish simpleton, which undercuts both Leela’s brilliance and Krish’s leadership instincts, and moves the the play towards devices that prioritize humor over organic truth.

— David John Chávez, Mercury News, 17 July 2026
Max initially dismisses Becky, a college dropout turned temp, as a bubbly simpleton, far below his intellectual rank.

— Brent Lang, Variety, 7 Apr. 2026

Definition of simpleton

Adjective

Central Market, released in 2009, proved that his idiosyncratic melodic sensibility could translate to a more symphonic setting, with the Wordless Music Orchestra giving his giddy, loop-heavy compositions a bustling, bristling density.

— Reed Jackson, SPIN, 24 Aug. 2026
All this scattershot world-building and world-visiting allows for some colorfully diverting vignettes, in which production designer Alexandra Walker and costume designer Ann Maskrey get to show off their giddy, gaudy wares.

— Guy Lodge, Variety, 22 Aug. 2026

Definition of giddy

Adjective

The roster might as well be an All-Star team, and this pitching staff is absurd.

— David Troy OutKick, FOXNews.com, 26 Aug. 2026
The very idea of a trade war with Canada — our neighbor, our ally, our closest friend, a nation that’s peaceful and whose people have a reputation for kindness — is absurd.

— Robert B. Reich, Hartford Courant, 25 Aug. 2026

Definition of absurd

Browse Nearby Words

sills

silly

silt

See all Nearby Words

Cite this Entry

Style

“Silly.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/silly. Accessed 1 Sep. 2026.

Copy Citation

Synonyms of silly

adjective

noun

Synonym Chooser

Example Sentences

Browse Nearby Words

'Easy-peasy,' 'Jiggery-pokery,' and 10...

A Thoughtful Guide to Words About...

Cite this Entry

More from Merriam-Webster

Word of the Day

conscientious

Popular in Grammar & Usage

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

Is it 'nerve-racking' or 'nerve-wracking'?

What's the difference between 'fascism' and 'socialism'?

Why does English have so many silent letters?

7 Pairs of Commonly Confused Words

Popular in Wordplay

Ye Olde Nincompoop: Old-Fashioned Words for 'Stupid'

14 Phobias You Probably Haven't Heard Of

Even More Words That Sound Like Insults But Aren't

Even More Bird Names that Sound Like Insults (and Sometimes Are)

12 Lovely and Unusual Words for the Natural World

Popular

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

Ye Olde Nincompoop: Old-Fashioned Words for 'Stupid'

14 Phobias You Probably Haven't Heard Of

Games & Quizzes

Synonyms of silly

adjective

noun

Synonym Chooser

Example Sentences

Phrases Containing silly

Browse Nearby Words

Articles Related to silly

'Easy-peasy,' 'Jiggery-pokery,' and 10...

A Thoughtful Guide to Words About...

Cite this Entry

More from Merriam-Webster

Word of the Day

conscientious

Popular in Grammar & Usage

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

Is it 'nerve-racking' or 'nerve-wracking'?

What's the difference between 'fascism' and 'socialism'?

Why does English have so many silent letters?

7 Pairs of Commonly Confused Words

Popular in Wordplay

Ye Olde Nincompoop: Old-Fashioned Words for 'Stupid'

14 Phobias You Probably Haven't Heard Of

Even More Words That Sound Like Insults But Aren't

Even More Bird Names that Sound Like Insults (and Sometimes Are)

12 Lovely and Unusual Words for the Natural World

Popular

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

Ye Olde Nincompoop: Old-Fashioned Words for 'Stupid'

14 Phobias You Probably Haven't Heard Of

Games & Quizzes