* Covert operation: A secret military mission.
* Covert surveillance: Spying on someone without their knowledge.
* Covert racism: Discrimination that is not openly expressed but is evident in subtle actions or attitudes.
* Covert communication: Communicating in a way that is not easily detectable.
Opposite of Covert: Overt
In contrast to "covert," "overt" means open, obvious, or clearly stated.