Synonyms|389Antonyms|126|Broader|11Narrower|0Related|1.4k

85 entries under clandestine topic. ×

2
sneak(underground, undisclosed)
2
ulterior(secret, hidden, underground, privy)
2
under-the-table(secret, hidden, underground, sneaky)
1
backdoor(underground, undisclosed)
1
camouflaged(secret, hidden, underground, undisclosed)
1
cloaked(secret, hidden, underground, sneaky)
1
concealed(dishonest, cunning, deceitful, secret, hidden)
1
discreet(underground, undisclosed)
1
disguised(secret, hidden, underground, sneaky)
1
dissembled(secret, hidden, underground, undisclosed)
1
dissimulated(underground, undisclosed)
1
elusive(adjective, false, deceitful, lying, sly)
1
hidden(secret, underground, undisclosed, sneaky)
1
hush-hush(dishonest, cunning, deceitful, hidden)
1
in ambush(expression, underground, undisclosed)
1
incognito(secret, hidden, underground, undisclosed)
1
masked(secret, hidden, underground, sneaky)
1
mysterious(underground, undisclosed)
1
sub-rosa(dishonest, cunning, deceitful, sneaky)
1
top secret(expression, underground, undisclosed)
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APASmart Define. (2016). underhanded thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/underhanded/thesaurus/synonyms
ChicagoSmart Define. 2016. "underhanded thesaurus" https://smartdefine.org/underhanded/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, underhanded thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/underhanded/thesaurus/synonyms>.
MLASmart Define. "underhanded thesaurus" 22 January 2016. Web. 26 September 2026. <https://smartdefine.org/underhanded/thesaurus/synonyms>