таємна (прихована) війна
clandestine operation; covert operation
covert
covert action
covert activities
covert amphibious entry
covert attack
covert delivery
covert forces
covert intelligence
covert operation
covert propaganda
covert way
carry out covert action
covert activity
covert influence operation
covert intelligence officer identities
covert intelligence work
covert ops
information from covert sources
Russian New Generation Warfare (RNGW) (4th Generation Warfare, Hybrid War etc.)
electromagnetic warfare / electronic warfare (EW)
4GW (fourth-generation warfare)
above water warfare officer
acoustic warfare
acoustic warfare countercountermeasures
air operations syn. air warfare
amphibious warfare craft
amphibious warfare ship (LPD)
anti-air warfare
anti-submarine warfare (ASW)
anti-submarine warfare cruiser
anti-submarine warfare officer