ichidan verb, transitive verb
attack incessantly; make an incessant onslaught
Describes a relentless, repeated attack, often verbal or physical, without giving the opponent a break.
野党は首相を攻め立てた。
The opposition party relentlessly attacked the prime minister.
敵軍が城を攻め立てている。
The enemy forces are making an incessant assault on the castle.