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Synonyms of earnest in English:


  • 1 he had a reputation for being dreadfully earnest
    committed, dedicated, assiduous, keen, diligent, zealous, industrious, hard-working;
    studious, thoughtful, cerebral, deep, profound, bookish, donnish
    [Antonyms] frivolous, apathetic
  • 2 they were engaged in earnest prayer
    [Antonyms] half-hearted
  • noun

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    in earnest

  • 1 we are in earnest about stopping burglaries
    serious, not joking, sincere, wholehearted, genuine;
    committed, firm, resolute, resolved, determined, insistent
    [Antonyms] joking
  • 2 he started writing in earnest after the war
    zealously, purposefully, determinedly, resolutely, with enthusiasm, with dedication, with commitment;
    ardently, fervently, fervidly, passionately, wholeheartedly
    [Antonyms] half-heartedly
  • Definition of earnest in:

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