seめるmeru
1.

To engage in a forceful offensive action against an opponent, aiming to overwhelm them in combat, a match, or a debate by targeting their vulnerabilities or unprotected areas.

2.

To advance towards an enemy or competitor with the intent to apply pressure or deliver an attack, often characterized by a strategic approach to gain the upper hand.

3.

To take the initiative in a confrontational situation, actively seeking to dominate and hinder the opposing side's defenses or strategies.

Example:

彼は私にその問題をいかに攻めるべきかについて教えてくれた。