adjective. Eager or disposed to fight. synonym: belligerent.

Disposed to combat; pugnacious; showing a disposition to fight, contend, or oppose.

adjective. Disposed to engage in combat; pugnacious.

adjective. Given to fighting; disposed to engage in combat; pugnacious.

adjective. having or showing a ready disposition to fight

adjective. striving to overcome in argument

adjective. inclined or showing an inclination to dispute or disagree, even to engage in law suits

"The Microsoft-Spurned Researcher Collective is also challenging what it describes as a combative attitude among software vendors toward independent and third-party security researchers."

pacific  peaceful  

quarrelsome  

aggressive  argumentative  competitive  competitory  

aggressive  ambitious  antagonistic  assertive  belligerent  

aggressive  antagonistic  argumental  argumentative  battling