na-adjective
Describes a person, attitude, behavior, or strategy that is actively attacking or confrontational. Can be used in sports, business, and personal interactions.
彼の攻撃的な態度に驚いた。
I was surprised by his aggressive attitude.
このチームは攻撃的な戦
This team is known for its offensive strategy.
積極的 means 'proactive' or 'positive' in a constructive sense, whereas 攻撃的 implies a more confrontational or attacking stance.
Formed from 攻撃 (attack) + 的 (-like, -ive). The suffix 的 turns the noun into an adjectival noun meaning 'having the nature of an attack'.