This is the 2184th most frequent Russian word.
вражеского
"Enemy" or "hostile" (adjective form).
In this sentence, 'вражеского' is used as an adjective modifying 'лагеря,' indicating possession or association to an enemy.
Мы обнаружили следы вражеского лагеря.
We discovered traces of an enemy camp.
Here, 'вражеского' describes 'огня,' denoting the type of fire, i.e., belonging to the enemy.
Нужно избегать вражеского огня в бою.
Avoiding enemy fire in combat is necessary.
In this construction, 'вражеского' functions as an adjective describing 'солдата,' specifying that the soldier belongs to the enemy.