Battlezone, frontline, combat area, battle ground, or war zone. Those words mean combat zone.
Theater of war Combat zone Arena Trenches
Another word for life zone may be habitable zone (it's "habital zone" for creationists), goldilocks zone, and there might be more.
Combat Zone Wrestling was created in 2005.
Combat Zone - studio - was created in 2006.
Combat Zone - 2007 is rated/received certificates of: Singapore:PG
Combat is another word for fight or struggle.
Combat Zone - 2007 was released on: USA: 5 January 2007
Combat Zone - 1989 VG was released on: USA: 1989
In 1969 my orders indicated that Thailand was classified as a "Limited Combat Zone"
A zonulet is another word for a zonule, a small zone.
Kenneth Copeland - 1985 In the Combat Zone was released on: USA: 13 July 2013
A US military serviceman who has served in a combat zone is commonly referred to as a combat veteran. They have experienced active combat operations and have been exposed to the dangers and challenges of warfare.