Synonyms|707Antonyms|132|Broader|7Narrower|4Related|738
5
black
5
dark(adjective, close, reticent, secretive, closemouthed)
4
backstair
4
backstairs
4
clandestine
4
cloak-and-dagger
4
furtive
4
hole-and-corner
4
hugger-mugger
4
secret
4
under wraps
4
undisclosed
4
unique
3
behind-the-scenes
3
cloaked
3
collusive
3
conniving
3
disguised
3
hush-hush
3
masked
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ChicagoSmart Define. 2015. "covert thesaurus" https://smartdefine.org/covert/thesaurus/related (accessed September 22, 2026).
HarvardSmart Define 2015, covert thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/covert/thesaurus/related>.
MLASmart Define. "covert thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/covert/thesaurus/related>