надати негласну допомогу (про розвідку / термін спецслужб)
clandestine
clandestine operation; covert operation
clandestine border crossing
clandestine operation
clandestine organization
experience with clandestine work
keeper of a clandestine address
clandestine agencies
clandestine agent
clandestine assembly area
clandestine force
clandestine operations
clandestine passive resistance
clandestine patrol base
clandestine reconnaissance
clandestine warfare
Defense Clandestine Service (DCS)
give away
give ground
give quarter
give way
give off fumes
give assignment to KP duty / put on KP (kitchen patrol / kitchen police)
give away (one's) position
give someone a blanket party
give a full picture
give away the secret by careless talk
give classified intelligence
give covering fire
give elevation
give rise to a recruitment situation
give stealth capability