WordRel.com

• the quality of being bold and enterprising

  derivation	aggressive
  hypernym	drive
  hyponym	boldnessbrasscheekcombativenesscompetitivenessfacefightintrusivenessmeddlesomenessmilitancemilitancynerveofficiousness

• a natural disposition to be hostile

  synonym	belligerencepugnacity
  derivation	aggressive
  hypernym	disagreeableness
  hyponym	bellicosenessbellicositytruculencetruculency

• a feeling of hostility that arouses thoughts of attack

  synonym	aggression
  hypernym	enmityhostilityill will