Synonyms|258Antonyms|7|Broader|0Narrower|0Related|33

60 entries under underground topic. ×

2
surreptitious(adjective, dishonest, secret, hidden)
2
top-secret(secret, clandestine, undisclosed)
2
undisclosed(cover, obscure, dark, equivocal, clandestine)
2
unknown(clandestine, undisclosed)
2
unrevealed(clandestine, undisclosed)
1
camouflaged(secret, hidden, clandestine, underhanded)
1
cloaked(secret, hidden, clandestine, sneaky)
1
closet(secret, hidden, clandestine, fraudulent)
1
conspiratorial(clandestine, undisclosed, sneaky, covert)
1
discreet(adjective, calm, quiet, reasonable, mild)
1
disguised(secret, hidden, clandestine, sneaky)
1
on the QT(expression, idiom, dishonest, secret, clandestine)
1
private(secret, hidden, clandestine, fraudulent)
1
reticent(calm, quiet, reasonable, mild, controlled)
1
sub rosa(expression, adjective, show, secret, clandestine)
1
subterranean(adjective, hidden)
1
unseen(secret, hidden, clandestine, undisclosed)
0
ambiguous(cover, obscure, dark, equivocal, clandestine)
0
backdoor(sensitive, clandestine, undisclosed, sub-rosa)
0
backstairs(sensitive, clandestine, undisclosed, sub-rosa)
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APASmart Define. (2015). under wraps thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/under_wraps/thesaurus/synonyms
ChicagoSmart Define. 2015. "under wraps thesaurus" https://smartdefine.org/under_wraps/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, under wraps thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/under_wraps/thesaurus/synonyms>.
MLASmart Define. "under wraps thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/under_wraps/thesaurus/synonyms>