secret (adjective) secret: hidden, unrevealed
Sinonime: abstruse,
ambiguous,
arcane, backdoor, camouflaged,
classified, cloak-and-dagger,
close, closet, clouded, conspiratorial,
covered,
covert,
cryptic,
dark,
deep, disguised, enigmatical,
esoteric,
furtive, hush-hush,
mysterious,
mystic,
mystical,
obscure,
occult, on the QT, out-of-the-way,
private,
recondite,
reticent, retired,
secluded, shrouded,
strange, under wraps, undercover,
underground, undisclosed,
unenlightened, unfrequented, unintelligible,
unknown, unpublished,
unseen, veiled
Antonime: clear, defined,
explicit,
forthright,
honest,
open,
public, revealed, unconcealed