1
backstairs
1
behind-the-scenes
1
camouflaged
1
cloak-and-dagger
1
cloaked
1
collusive
1
confidential
1
cryptic
1
dormant
1
hugger-mugger
1
hush-hush
1
impalpable
1
indirect
1
latent
1
masked
1
obscure
1
sneaky
1
stealthy
1
sub-rosa
1
under-the-table
11 years ago|2.7k views|share |citing 
APASmart Define. (2015). overt thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/overt/thesaurus/antonyms
ChicagoSmart Define. 2015. "overt thesaurus" https://smartdefine.org/overt/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2015, overt thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/overt/thesaurus/antonyms>.
MLASmart Define. "overt thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/overt/thesaurus/antonyms>