Synonyms of reticent in English:

reticent


See definition of reticent

adjective

1‘Smith was extremely reticent about his personal affairs’

SYNONYMS
reserved, withdrawn, introverted, restrained, inhibited, diffident, shy, modest, unassuming, shrinking, distant, undemonstrative, wouldn't say boo to a goose
uncommunicative, unforthcoming, unresponsive, tight-lipped, close-mouthed, close-lipped, quiet, taciturn, silent, guarded, secretive, private, media-shy, playing one's cards close to one's chest
informal mum
ANTONYMS

expansive, garrulous