79 entries under underground topic. ×

1
underhand(secret, hidden, clandestine, undisclosed)
1
underhanded(secret, hidden, clandestine, undisclosed)
1
unsuspected(secret, hidden, clandestine, underhanded)
0
abstruse(clandestine, undisclosed)
0
ambiguous(clandestine, undisclosed)
0
arcane(clandestine, undisclosed)
0
cloak-and-dagger(clandestine, undisclosed)
0
closet(clandestine, undisclosed)
0
clouded(clandestine, undisclosed)
0
conspiratorial(clandestine, undisclosed)
0
deep(clandestine, undisclosed)
0
enigmatical(clandestine, undisclosed)
0
esoteric(clandestine, undisclosed)
0
hidden(secret, clandestine, undisclosed, underhanded)
0
mysterious(clandestine, undisclosed)
0
mystic(clandestine, undisclosed)
0
mystical(clandestine, undisclosed)
0
obscure(clandestine, undisclosed)
0
occult(clandestine, undisclosed)
0
on the QT(expression, idiom, clandestine, undisclosed)
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APASmart Define. (2013). dissembled thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/dissembled/thesaurus/synonyms
ChicagoSmart Define. 2013. "dissembled thesaurus" https://smartdefine.org/dissembled/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2013, dissembled thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/dissembled/thesaurus/synonyms>.
MLASmart Define. "dissembled thesaurus" 17 June 2013. Web. 26 September 2026. <https://smartdefine.org/dissembled/thesaurus/synonyms>