Synonyms of halcyon in English:

halcyon


See definition of halcyon

adjective

1‘hot, halcyon days of sunshine’

SYNONYMS
serene, calm, pleasant, balmy, tranquil, peaceful, temperate, mild, quiet, gentle, placid, still, windless, stormless
ANTONYMS

stormy

2‘the halcyon days of the 1960s’

SYNONYMS
happy, carefree, blissful, golden, joyful, joyous, contented, idyllic, palmy
flourishing, thriving, prosperous, successful
ANTONYMS

troubled