drone antisubmarine helicopter

air combat capable helicopter / air-to-air capable helicopter

ambulance helicopter / medical evacuation (MEDEVAC) helicopter

medical evacuation (MEDEVAC) helicopter / ambulance helicopter

antisubmarine

antisubmarine aircraft

antisubmarine barrier

antisubmarine missile (ASM)

antisubmarine screen

antisubmarine torpedo

lightweight high-speed antisubmarine torpedo

antisubmarine practice

antisubmarine rocket

nonricochet antisubmarine shell

drone helicopter

helicopter drone

single rotor helicopter drone

drone war (world’s first drone war)

drone field of view (drone FOV)

drone swarm attack / drone swarming attack

drone swarm's counter-drone capabilities

hobby drone (hobby grade drone)

one-way attack drone (OWA drone)

assault helicopter company / troop

assault support helicopter battalion

attack helicopter (atk hel)

attack helicopter troop

cargo helicopter

heavy-lift helicopter

helicopter / (розм.) heli / helo / chopper (H; hel)

helicopter amphibious assault ship

helicopter carrier

helicopter hoist