54 entries under sneaky topic. ×

26
covert(adjective, show, secret, private, restricted)
20
furtive(adjective, secret, sly, secretive)
20
surreptitious(adjective, dishonest, deceitful, secret, hidden)
20
hidden(verb, adjective, secret, sly, underground)
15
underhand(adjective, deceitful, secret, sly)
10
hole-and-corner(adjective, secret, private, hidden, spy)
9
secretive(adjective, secret, stealthy)
6
latent(adjective, secret, latent, stealthy)
6
sly(adjective, dishonest, deceitful, secret)
6
underhanded(adjective, dishonest, cunning, deceitful)
5
close(adjective, secret, concealment, stealthy)
5
deceitful(adjective, dishonest, insincere, underhanded)
5
skulking(adjective, secret, private, hidden, sneak)
4
reticent(adjective, secret, stealthy)
3
artful(adjective, false, secret, sly, deceptive)
3
dishonest(adjective, secret, stealthy)
3
oblique(dishonest, cunning, deceitful, underhanded)
3
tight-lipped(adjective, secret, stealthy)
2
conspiratorial(adjective, underground, undisclosed, covert)
2
devious(dishonest, cunning, deceitful, underhanded)
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APASmart Define. (2015). clandestine thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/clandestine/thesaurus/synonyms
ChicagoSmart Define. 2015. "clandestine thesaurus" https://smartdefine.org/clandestine/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, clandestine thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/clandestine/thesaurus/synonyms>.
MLASmart Define. "clandestine thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/clandestine/thesaurus/synonyms>