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

60 entries under underground topic. ×

6
covert(adjective, show, secret, hidden, clandestine)
5
secret(adjective, show, dishonest, hidden, clandestine)
3
clandestine(adjective, show, dishonest, secret, hidden)
3
hidden(secret, clandestine, sneaky, covered)
3
top secret(noun, expression, sensitive, clandestine)
2
abstruse(clandestine, undisclosed)
2
arcane(clandestine, undisclosed)
2
classified(sensitive, secret, clandestine, undisclosed)
2
cloak-and-dagger(adjective, show, secret, hidden, clandestine)
2
close(clandestine, undisclosed)
2
clouded(clandestine, undisclosed)
2
concealed(obscure, dark, dishonest, secret, hidden)
2
covered(secret, hidden, clandestine, undisclosed)
2
cryptic(cover, obscure, dark, equivocal, clandestine)
2
esoteric(clandestine, undisclosed)
2
mysterious(clandestine, undisclosed)
2
occult(clandestine, undisclosed)
2
recondite(secret, hidden, clandestine, undisclosed)
2
restricted(secret, clandestine, undisclosed, top-secret)
2
secluded(clandestine, undisclosed)
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APASmart Define. (2015). under wraps thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/under_wraps/thesaurus/synonyms
ChicagoSmart Define. 2015. "under wraps thesaurus" https://smartdefine.org/under_wraps/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, under wraps thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/under_wraps/thesaurus/synonyms>.
MLASmart Define. "under wraps thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/under_wraps/thesaurus/synonyms>