42 entries under secret topic. ×

21
furtive(adjective, honest, sly, concealment)
20
close(adjective, quiet, soft, low, restrained)
15
clandestine(adjective, sly, sneaky, stealthy)
15
reticent(adjective, close, quiet, soft, low)
12
reserved(adjective, close, quiet, cool, soft)
12
tight-lipped(adjective, close, quiet, soft, low)
11
uncommunicative(adjective, close, quiet, cool, soft)
11
covert(adjective, mean, smooth, clandestine)
11
sneaky(adjective, honest, dishonest, clandestine)
9
underhand(adjective, deceitful, sly, concealment)
8
silent(adjective, close, quiet, soft, low)
8
taciturn(adjective, close, quiet, soft, low)
8
cagey(adjective, tricky, sneaky, uncommunicative)
7
closemouthed(adjective, quiet, still, shy, reserved)
6
sly(adjective, honest, dishonest, cunning)
6
cryptic(adjective, obscure, strange, mysterious)
5
hidden(adjective, quiet, obscure, plain, strange)
3
buttoned up(verb, expression, adjective, phrasal verb, close)
3
cagy(adjective, sneaky, stealthy)
3
dishonest(adjective, sneaky, stealthy)
<123>
11 years ago|7k views|share |citing 
APASmart Define. (2015). secretive thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/secretive/thesaurus/synonyms
ChicagoSmart Define. 2015. "secretive thesaurus" https://smartdefine.org/secretive/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, secretive thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/secretive/thesaurus/synonyms>.
MLASmart Define. "secretive thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/secretive/thesaurus/synonyms>