Synonyms|143Antonyms|35|Broader|0Narrower|0Related|115

66 entries under undisclosed topic. ×

1
hush-hush(clandestine, underground)
1
inside(close, clandestine, underground, furtive)
1
private(clandestine, underground)
1
secluded(adjective, clandestine, underground)
1
secretive(clandestine, underground)
1
sly(clandestine, underground)
1
sneak(close, inside, clandestine, underground)
1
sneaky(clandestine, underground)
1
stealthy(clandestine, underground)
1
strange(clandestine, underground)
1
sub-rosa(close, sensitive, clandestine, underground)
1
surreptitious(adjective, clandestine, underground)
1
under-the-table(sensitive, clandestine, underground, sub-rosa)
1
underground(adjective, clandestine)
1
underhanded(clandestine, underground)
0
abstruse(clandestine, underground)
0
ambiguous(clandestine, underground)
0
arcane(clandestine, underground)
0
cloak-and-dagger(clandestine, underground)
0
closet(clandestine, underground)
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APASmart Define. (2015). unacknowledged thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unacknowledged/thesaurus/synonyms
ChicagoSmart Define. 2015. "unacknowledged thesaurus" https://smartdefine.org/unacknowledged/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, unacknowledged thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unacknowledged/thesaurus/synonyms>.
MLASmart Define. "unacknowledged thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/unacknowledged/thesaurus/synonyms>