Synonyms of frivolous

frivolous

adjective

ˈfri-və-ləs 

1

as in minor

lacking importance

judges are getting sick of people bringing frivolous lawsuits

Synonyms & Similar Words

• minor
• small
• little
• trivial
• unimportant
• worthless
• slight
• foolish
• trifling
• insignificant
• incidental
• inconsequential
• nugatory
• petty
• inconsiderable
• negligible
• small-fry
• Mickey Mouse
• minute
• neither here nor there
• fiddling
• one-horse
• small-time
• obscure
• anonymous
• unknown
• jerkwater
• nickel-and-dime
• paltry
• nameless
• uncelebrated

Antonyms & Near Antonyms

• important
• meaningful
• substantial
• major
• significant
• big
• consequential
• momentous
• eventful
• weighty
• fatal
• material
• decisive
• fateful
• dominant
• principal
• valuable
• overbearing
• outstanding
• worthy
• worthwhile
• prominent
• chief
• unfrivolous
• impressive
• remarkable
• exceptional
• distinctive
• overriding
• great
• eminent
• distinguished
• famous
• illustrious
• basic
• overmastering
• essential
• fundamental
• prestigious
• notorious
• key
• renowned
• all-important
• preeminent

2

as in silly

lacking in seriousness or maturity

when asked by the waiter if we wanted anything else that evening, we made a frivolous request for free drinks

Synonyms & Similar Words

• silly
• goofy
• futile
• giddy
• playful
• puerile
• foolish
• ditzy
• scatterbrained
• harebrained
• frothy
• flighty
• yeasty
• light-minded
• inane
• thoughtless
• happy
• scatty
• dizzy
• featherbrained
• nonsensical
• fatuous
• superficial
• crazy
• shallow
• birdbrained
• flippant
• light-headed
• witless
• lighthearted
• exuberant
• daffy
• daft
• giggly
• fluttery
• light
• sappy
• fruity

Antonyms & Near Antonyms

• serious
• earnest
• sober
• thoughtful
• somber
• melancholy
• grave
• serious-minded
• unfrivolous
• severe
• heavy
• solemn
• dignified
• staid
• sedate
• no-nonsense

Example Sentences

Recent Examples of frivolous

Her attorneys argued that the fee award would help to deter frivolous and retaliatory suits against accusers in the future. — Gene Maddaus, Variety, 30 June 2026

This is the wrong time for a baseball stadium — or anything that looks frivolous or smacks of cronyism. — Orlando Sentinel Editorial Board, The Orlando Sentinel, 25 June 2026

Wet paint auctions feel like a distant memory, with frivolous, speculative art buying, especially from 2020 to 2022, now being passé. — George Nelson, ARTnews.com, 24 June 2026

Are peaches now the perfect example of how pop culture, politics, and perfume merge into something that feels frivolous at first but reveals more about our cultural mindset and mood beyond the initial spritz? — Kara Nesvig, Allure, 19 June 2026