covert
Definitions
Not openly acknowledged or displayed; secret or hidden.
A thicket in which game can hide.
Covered or sheltered.
Examples
The intelligence agency conducted a covert operation to gather information on the enemy.
He made a covert attempt to leave the party without being noticed by the host.
The company was accused of covert surveillance of its employees.
Synonyms
secret stealthy clandestine hidden surreptitious private undercover