warfare
noun
[ ˈwɔːfɛː ]
• engagement in or the activities involved in war or conflict.
• "guerrilla warfare"
Similar:
fighting,
war,
combat,
conflict,
armed conflict,
struggle,
military action,
hostilities,
bloodshed,
battles,
skirmishes,
campaigning,
passage of/at arms,
strife,
hostility,
enmity,
antagonism,
discord,