Synonyms of keep something under one's hat in English:

keep something under one's hat


See definition of keep something under one's hat

phrase

1‘at the moment it's all a bit hush-hush, so keep it under your hat’

SYNONYMS

conceal, hide, cover up, disguise, dissemble, mask, veil

keep secret, keep quiet about, keep dark, hush up, draw a veil over, sweep under the carpet, gloss over

suppress, repress, bottle up, bury

keep a lid on, keep the lid on

ANTONYMS

show, disclose, confess