covert
Translation
secret, hidden, clandestine
Examples
He was involved in a covert operation.
He was involved in a covert operation.
They took covert photographs of the meeting.
They took covert photographs of the meeting.
Grammar Patterns
((a covert + noun)) describing a secret thing or action a covert military operation
Similar Words
Synonyms: secret, clandestine, surreptitious; Antonyms: overt, open, public
Etymology
From Old French 'covert', past participle of 'covrir' meaning 'to cover'. Think 'covered'.
Memory Tips
Imagine a spy being 'covered' by darkness, carrying out a 'covert' mission.