54 entries under secret topic. ×

33
sneaky(adjective, move, honest, dishonest, deceitful)
29
stealthy(adjective, move, quiet, dishonest, cunning)
26
underhand(adjective, mean, smooth, smart, dishonest)
26
secret(adjective, dishonest, deceitful, hidden)
21
surreptitious(adjective, honest, dishonest, deceitful)
19
clandestine(adjective, sly, sneaky, secretive)
19
covert(adjective, reticent, unknown, sly)
17
secretive(adjective, honest, concealment, sneaky)
15
hidden(verb, adjective, strange, clandestine)
13
undercover(adjective, dishonest, reticent, hidden)
9
skulking(adjective, private, hidden, concealment)
7
mysterious(adjective, obscure, strange, private)
7
underhanded(adjective, dishonest, cunning, deceitful, unpredictable)
6
dishonest(adjective, sneaky, stealthy)
6
hush-hush(adjective, dishonest, hidden, sneaky)
6
private(adjective, obscure, unknown, hidden)
5
concealed(adjective, strange, dishonest, cunning)
5
under-the-table(adjective, private, hidden, clandestine)
5
underground(adjective, obscure, unknown, hidden)
4
close(adjective, concealment, sneaky, stealthy)
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APASmart Define. (2015). furtive thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/furtive/thesaurus/synonyms
ChicagoSmart Define. 2015. "furtive thesaurus" https://smartdefine.org/furtive/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, furtive thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/furtive/thesaurus/synonyms>.
MLASmart Define. "furtive thesaurus" 13 April 2015. Web. 30 September 2026. <https://smartdefine.org/furtive/thesaurus/synonyms>