Synonyms of earnest in English:

earnest


See definition of earnest

adjective

1‘he had a reputation for being dreadfully earnest’

SYNONYMS

serious, serious-minded, solemn, grave, sober, humourless, staid, steady, intense

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’

SYNONYMS

devout, heartfelt, wholehearted, sincere, impassioned, deeply felt, from the heart, fervent, ardent, passionate, intense, burning, urgent

rare full-hearted, passional, perfervid, fervid

ANTONYMS

half-hearted


Phrases

    in earnest

      1‘we are in earnest about stopping burglaries’

      SYNONYMS

      serious, not joking, sincere, wholehearted, genuine

      committed, firm, resolute, resolved, determined, insistent

      ANTONYMS

      joking

      2‘he started writing in earnest after the war’

      SYNONYMS

      zealously, purposefully, determinedly, resolutely, with enthusiasm, with dedication, with commitment

      ardently, fervently, fervidly, passionately, wholeheartedly

      ANTONYMS

      half-heartedly