Học từ vựng | Vocabulary learning |covert


covert ()

/ˈkovərt/
/ˈkʌ.vət/

secret or hidden

A covert investigation was conducted to catch the drug-smugglers.
The spy operated in covert missions, gathering intelligence without attracting attention.
The covert operation involved infiltrating the enemy's territory under the cover of darkness.
The organization maintained a covert surveillance program to monitor potential threats to national security.
The covert meeting took place in a secluded location, away from prying eyes and ears.


commit , classified information , give the game away , hush-hush , blurt out