Here's a breakdown of its key aspects:
* Secret: The activity is kept hidden from public knowledge.
* Hidden: It's done in a way that avoids detection.
* Concealed: It's kept out of sight or disguised.
* Illegal or illicit: The action is often something that's forbidden or morally wrong.
Examples:
* A clandestine meeting: Two people meet secretly, perhaps to discuss something illegal or sensitive.
* A clandestine operation: A secret mission carried out by spies or undercover agents.
* A clandestine relationship: A romantic affair that's kept hidden from others.
Synonyms:
* Secret
* Covert
* Undercover
* Stealthy
* Surreptitious
* Hidden
* Underground
Antonyms:
* Open
* Public
* Aboveboard
* Transparent
* Honest