Synonyms for serious
ˈsɪər i əs

Princeton's WordNet(5.00 / 1 vote)Rate these synonyms:

1. serious(adj)

   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!"

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

   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

2. serious(adj)

   of great consequence

   "marriage is a serious matter"

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

   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

3. dangerous, grave, grievous, serious, severe, life-threatening(adj)

   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"

   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

   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

4. good, serious(adj)

   appealing to the mind

   "good music"; "a serious book"

   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

   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

5. unplayful, serious, sober(adj)

   completely lacking in playfulness

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

   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

6. serious(adj)

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

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

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

   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

Wiktionary(4.00 / 1 vote)Rate these synonyms:

1. serious(adjective)

   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. serious(adjective)

   Antonyms:
   trifling, unimportant

Complete Dictionary of Synonyms and Antonyms(0.00 / 0 votes)Rate these synonyms:

1. serious

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

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

Dictionary of English Synonymes(0.00 / 0 votes)Rate these synonyms:

1. serious(a.)

   Synonyms:
   grave, solemn, sedate, staid, sober, earnest, demure, not gay, not sportive or jocose

2. serious(a.)

   Synonyms:
   important, weighty, great, momentous

Synonyms, Antonyms & Associated Words(0.00 / 0 votes)Rate these synonyms:

1. serious(a)

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

PPDB, the paraphrase database(0.00 / 0 votes)Rate these synonyms:

1. List of paraphrases:

   grave, severe, seriously, acute, major, gross, dangerous, earnest, heavy, grievous, significant, dire, deep, graves, great, conscientiously, gravely, seriousness, critical, important, profound, considerable, severely, bad, earnestly, big, gravity, substantial, large, egregious, strong, huge, jad, real, difficult

How to pronounce serious?

Alex

US English

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British

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Australian

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Indian

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How to use serious in a sentence?

1. Viktor Szabo:

   The IMF program has been off-track for quite a while and I don't think they are going for another one. They have serious disagreements on the fiscals, the government is still looking at avoiding the EDP (Excessive Deficit Procedure) of the European Union, but I don't think they are willing to follow the IMF program. It's bad, but at this time they are strong enough to go without an IMF program.

2. James Henry Leigh Hunt:

   The person who can be only serious or only cheerful, is but half a man.

3. Ian Rodgers:

   For children ... being out of school for months or years, dealing with the acute tension and anxiety at home, as well as separation from friends and relatives, daily discrimination, child labour, early marriage, and living in insecure, poor parts of cities or towns, has a serious and profound impact on their mental and physical health.

4. Alibaba Group:

   From Alibaba Group's perspective, we bear a serious responsibility in this fight against counterfeits.

5. Casey Smitherman:

   After making sure he had eaten, I could tell he had some of the symptoms of strep throat, as a parent, I know how serious this illness can be if left untreated, and I took him to an emergency clinic.

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