Naval Construction Battalion RN Royal Navy Seabees USN United States Navy advance guard air-sea rescue argosy armada armed guard bank guard cordon cordon sanitaire division escadrille fleet flotilla garrison goalie goalkeeper goaltender guard guarder guardsman inlying picket jailer lifeboat lifeguard lifesaver marine merchant fleet merchant marine merchant navy mosquito fleet naval forces naval militia naval reserve navy outguard outpost picket rear guard rescuer savior security guard squadron task force task group train guard van vanguard warder