Thesaurus
serious
Synonyms and Antonyms of serious
1
not joking or playful in mood or manner
antic, comic, comical, droll, farcical, funny, hilarious, hysterical (also hysteric), laughable, light, light-headed, ludicrous, ridiculous, riotous, risible, screaming, sidesplitting, uproarious
featherbrained, flighty, frivolous, goofy, harebrained, lighthearted, puerile, scatterbrained
absurd, asinine, balmy, brainless, cockeyed, crazy, cuckoo, daffy, daft, dotty, fatuous, foolish, half-witted, insane, jerky, kooky (also kookie), loony (also looney), lunatic, mad, nonsensical, nutty, preposterous, sappy, screwball, senseless, silly, unwise, wacky (also whacky), weak-minded, witless, zany
2
having a matter of importance as its topic
3
involving potential loss or injury
dicey, insecure, precarious, treacherous, uncertain
distressing, sickening, unpleasant
adverse, bad, baleful, baneful, deleterious, detrimental, evil, harmful, hurtful, ill, inimical, injurious, malignant, nasty, noxious, pernicious, pestilent
deadly, deathly, destructive, dire, fatal, fateful, fell, killer, lethal, mortal, murderous
Synonym Discussion of serious
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- a serious play about social injustice
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- read the proclamation in a grave voice
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- a sad and solemn occasion
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- remained sedate amid the commotion
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- a quiet and staid community
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- a sober look at the state of our schools
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- an earnest reformer
Learn More about serious
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See words that rhyme with serious Dictionary: Definition of serious Medical Dictionary: Definition of serious Spanish Central: Translation of serious Nglish: Translation of serious for Spanish speakers Britannica English: Translation of serious for Arabic speakers
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