combat

combat (http://definr.com/combat)

     n 1: an engagement fought between two military forces [syn: {armed
          combat}]
     2: the act of fighting; any contest or struggle; "a fight broke
        out at the hockey game"; "there was fighting in the
        streets" [syn: fight, fighting]
     v : battle or contend against in or as if in a battle; "The
         Kurds are combating Iraqi troops in Nothern Iraq"; "We
         must combat the prejudices against other races"; "they
         battled over the budget" [syn: battle]