aggressive

 
Pronunciation: /əˈgrɛsɪv/

adjective

  • ready or likely to attack or confront; characterized by or resulting from aggression: he’s very uncooperative and aggressive
  • behaving or done in a determined and forceful way: we needed more growth to pursue our aggressive acquisition strategy

Derivatives

aggressively

adverb

aggressiveness

noun

Origin:

early 19th century: from Latin aggress- 'attacked' (from the verb aggredi) + -ive; compare with French agressif, -ive