Synonyms|460Antonyms|53|Broader|3Narrower|0Related|431

55 entries under underground topic. ×

1
dissembled(clandestine, undisclosed)
1
dissimulated(clandestine, undisclosed)
1
in ambush(expression, clandestine, undisclosed)
1
incognito(clandestine, undisclosed)
1
inside(clandestine, undisclosed)
1
out-of-the-way(ambiguous, rambling, clandestine, incidental)
1
top secret(expression, clandestine, undisclosed)
1
unacknowledged(clandestine, undisclosed)
1
veiled(adjective, secret, private, hidden, clandestine)
0
under false pretense(expression, idiom, clandestine, undisclosed)
0
abstruse(clandestine, undisclosed)
0
arcane(clandestine, undisclosed)
0
covered(clandestine, undisclosed)
0
enigmatical(clandestine, undisclosed)
0
esoteric(clandestine, undisclosed)
0
mysterious(quiet, clandestine, undisclosed, intriguing)
0
mystic(clandestine, undisclosed)
0
mystical(clandestine, undisclosed)
0
occult(clandestine, undisclosed)
0
recondite(clandestine, undisclosed)
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APASmart Define. (2015). sneaky thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sneaky/thesaurus/synonyms
ChicagoSmart Define. 2015. "sneaky thesaurus" https://smartdefine.org/sneaky/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, sneaky thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sneaky/thesaurus/synonyms>.
MLASmart Define. "sneaky thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/sneaky/thesaurus/synonyms>