To Attack
する verb
攻撃 is an attack. Make that into a verb and you have to attack.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well. It will help to know 攻撃 as well.
敵の基地を攻撃する計画が進行中だ。
A plan to attack the enemy base is underway.
彼らは夜明け前に突然攻撃された。
They were suddenly attacked just before dawn.
議論中に、個人を攻撃するのは良くないですよ。アイディアに集中しましょう。
It is not good to attack individuals during a discussion. Let's focus on ideas.