S: (n) war, state of war (a legal state created by a declaration of war and ended by official declaration during which the international rules of war apply) "war was declared in November but actual fighting did not begin until the following spring"
S: (n) conflict, struggle, battle (an open clash between two opposing groups (or individuals)) "the harder the conflict the more glorious the triumph"--Thomas Paine; "police tried to control the battle between the pro- and anti-abortion mobs"
S: (n) strife (bitter conflict; heated often violent dissension)
S: (n) tug-of-war (any hard struggle between equally matched groups)
S: (n) turf war (a bitter struggle for territory or power or control or rights) "a turf war erupted between street gangs"; "the president's resignation was the result of a turf war with the board of directors"
S: (n) fight, fighting, combat, scrap (the act of fighting; any contest or struggle) "a fight broke out at the hockey game"; "there was fighting in the streets"; "the unhappy couple got into a terrible scrap"
S: (n) feud (a bitter quarrel between two parties)
S: (n) war, warfare (an active struggle between competing entities) "a price war"; "a war of wits"; "diplomatic warfare"
S: (n) war (a concerted campaign to end something that is injurious) "the war on poverty"; "the war against crime"
S: (v) contend, fight, struggle (be engaged in a fight; carry on a fight) "the tribesmen fought each other"; "Siblings are always fighting"; "Militant groups are contending for control of the country"