Synonyms of in earnest in English:

in earnest


See US English definition of in earnest

See UK English definition of in earnest

phrase

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