THESAURUS
belligerence
aggression, aggressiveness, all-out war, antagonism, antipathy, appeal to arms, argumentativeness, armed combat, armed conflict, attack, battle, bellicism, bellicosity, belligerency, bickering, bloodshed, chauvinism, clash, clashing, collision, combat, combativeness, conflict, contention, contentiousness, despitefulness, disputatiousness, dissension, dissent, dissidence, faction, factiousness, ferocity, fierceness, fight, fighting, flak, friction, hate, hatred, hostilities, hostility, hot war, infighting, irascibility, irritability, jingoism, la guerre, litigiousness, malevolence, malice, malignity, martialism, might of arms, militancy, militarism, military operations, open hostilities, open war, partisan spirit, partisanship, pugnaciousness, pugnacity, quarrelsomeness, repugnance, resort to arms, saber rattling, shooting war, shrewishness, spite, spitefulness, state of war, the sword, total war, truculence, unfriendliness, unpeacefulness, war, warfare, warmaking, warmongering, warpath, warring, wartime