Antonyms for serious
ˈsɪər i əsse·ri·ous

WiktionaryRate these synonyms:4.0 / 1 vote

1. seriousadjective

   Really intending what is said; being in earnest; not jesting or deceiving; meaningful.

   After all these years, we're finally getting serious attention.

   Antonyms:
   jesting

2. seriousadjective

   Antonyms:
   trifling, unimportant

Complete Dictionary of Synonyms and AntonymsRate these synonyms:0.0 / 0 votes

1. serious

   Antonyms:
   volatile, gay, thoughtless, careless, joking, jocose, insignificant, unimportant, trifling, trivial, light

   Synonyms:
   grave, thoughtful, careful, earnest, solemn, important, weighty

Princeton's WordNetRate these antonyms:5.0 / 1 vote

1. seriousadjective

   concerned with work or important matters rather than play or trivialities

   "a serious student of history"; "a serious attempt to learn to ski"; "gave me a serious look"; "a serious young man"; "are you serious or joking?"; "Don't be so serious!"

   Antonyms:
   flighty, trivial, scatterbrained, light, lightheaded, light-headed, empty-headed, head-in-the-clouds, noncritical, silly, dizzy, flippant, flyaway, featherbrained, noncrucial, airheaded, frivolous, giddy, nonintellectual, easy, light-minded, unimportant, idle

   Synonyms:
   unplayful, severe, grave, good, life-threatening, sober, dangerous, grievous

2. seriousadjective

   of great consequence

   "marriage is a serious matter"

   Antonyms:
   dizzy, light, light-headed, empty-headed, flyaway, scatterbrained, giddy, lightheaded, head-in-the-clouds, nonintellectual, unimportant, flighty, light-minded, idle, flippant, airheaded, featherbrained, silly, trivial, noncrucial, easy, noncritical, frivolous

   Synonyms:
   unplayful, severe, grave, good, life-threatening, sober, dangerous, grievous

3. dangerous, grave, grievous, serious, severe, life-threateningadjective

   causing fear or anxiety by threatening great harm

   "a dangerous operation"; "a grave situation"; "a grave illness"; "grievous bodily harm"; "a serious wound"; "a serious turn of events"; "a severe case of pneumonia"; "a life-threatening disease"

   Antonyms:
   light-headed, empty-headed, giddy, lightheaded, featherbrained, easy, dizzy, airheaded, flighty, flyaway, noncritical, head-in-the-clouds, trivial, frivolous, silly, unimportant, noncrucial, light, nonintellectual, flippant, light-minded, scatterbrained, idle

   Synonyms:
   severe, sober, wicked, stark, unsafe, terrible, hard, spartan, stern, heavy, unplayful, weighty, monstrous, grave, good, grievous, atrocious, sedate, flagitious, life-threatening, dangerous, knockout, austere, heartbreaking, heartrending, solemn

4. good, seriousadjective

   appealing to the mind

   "good music"; "a serious book"

   Antonyms:
   flighty, featherbrained, light-minded, scatterbrained, dizzy, flyaway, flippant, empty-headed, easy, noncritical, idle, airheaded, silly, noncrucial, lightheaded, light, head-in-the-clouds, unimportant, giddy, nonintellectual, light-headed, trivial, frivolous

   Synonyms:
   dear, good, beneficial, unplayful, in effect(p), unspoiled, skillful, sound, secure, effective, severe, upright, salutary, in force(p), skilful, practiced, dependable, estimable, life-threatening, grievous, expert, just, grave, dangerous, sober, proficient, full, honest, respectable, undecomposed, unspoilt, ripe, safe, adept, honorable, well(p), right, near

5. unplayful, serious, soberadjective

   completely lacking in playfulness

   Antonyms:
   dizzy, noncrucial, silly, giddy, flighty, lightheaded, empty-headed, flyaway, scatterbrained, flippant, light-minded, head-in-the-clouds, featherbrained, airheaded, light, trivial, unimportant, nonintellectual, light-headed, easy, noncritical, idle, frivolous

   Synonyms:
   severe, sombre, drab, grave, good, sedate, unplayful, life-threatening, sober, somber, dangerous, grievous, solemn

6. seriousadjective

   requiring effort or concentration; complex and not easy to answer or solve

   "raised serious objections to the proposal"; "the plan has a serious flaw"

   Antonyms:
   light-headed, unimportant, nonintellectual, lightheaded, trivial, empty-headed, noncrucial, light, head-in-the-clouds, silly, flighty, noncritical, flippant, giddy, scatterbrained, flyaway, dizzy, light-minded, easy, featherbrained, frivolous, idle, airheaded

   Synonyms:
   unplayful, severe, grave, good, life-threatening, sober, dangerous, grievous

Synonyms, Antonyms & Associated WordsRate these synonyms:0.0 / 0 votes

1. seriousadjective

   Synonyms:
   grave, earnest, thoughtful, solemn, staid, sober, demure, saturnine, momentous, important, weighty, grave, dangerous, alarming, critical

Editors ContributionRate these antonyms:0.0 / 0 votes

1. relaxed

   Submitted by ryan_1 on July 14, 2020  

2. comic

   causing or characterized by extreme distress or sorrow.

   3 idiots was a comic movie while paan singh tomar was tragic

   Submitted by JP03 on October 27, 2014  

How to use serious in a sentence?

1. Bernie Sanders:

   He thought he could walk into Capitol Hill and the Oval Office and sit down with John Boehner and Mitch McConnell and the Republicans and say, 'I can't get it all. You can't get it all. Let's work out something that's reasonable,' because he's a reasonable guy, these guys never had any intention of doing (serious) negotiating and compromising ... I think it took the President too long to fully appreciate that.

2. Ian Storey:

   Although Russian diplomats have privately expressed concerns to their U.S. counterparts that China may one day put pressure on Moscow to terminate those projects, so far Beijing has refrained from doing so because of the ever-closer strategic partnership between the two countries, it would be a serious blow to the burgeoning Sino-Russian entente if Beijing asked Moscow to end its energy projects in Vietnam.

3. James Dodgson:

   I can't even rule out some isolated tornadoes... We have a very serious situation as we have a very big hurricane moving by to our north.

4. Albert Camus:

   There is but one truly serious philosophical problem, and that is suicide. Judging whether life is or is not worth living amounts to answering the fundamental question of philosophy.

5. Michael Kelly:

   Our hope is that the pope recognizes, both from our messages and this, that we are serious, that we are looking to him for help.

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