Synonyms for serious | Synonym.com

Synonyms and antonyms for serious

1. serious (adj.)

concerned with work or important matters rather than play or trivialities

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2. serious (adj.)

of great consequence

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3. serious (adj.)

causing fear or anxiety by threatening great harm

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4. serious (adj.)

appealing to the mind

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5. serious (adj.)

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

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6. serious (adj.)

completely lacking in playfulness

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8. serious-minded (adj.)

acting with or showing thought and good sense

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