also: せめぐち
noun
method of attack; point of attack
Refers to the way or the specific spot from which an attack is launched, used in both literal and figurative contexts.
敵の攻め口を探る。
Probe for the enemy's point of attack.
彼の議論の攻め口がわからない。
I can't see the line of attack in his argument.
攻め方 focuses on the manner or way of attacking, while 攻め口 can also refer to the physical point or avenue of attack.
Compound of 攻め (attacking) and 口 (mouth, opening, way). The reading せめぐち is a rendaku variant.