戦闘
せんとう · sentou · JLPT N1 · noun
battle
⚔️ 戦 (war) + 闘 (fight) = battle: war plus fight stacked together
戦 is the war/battle character and 闘 is the struggle/fight character. Joined, they name a battle or combat. The reading splits the same way: せん from 戦, とう from 闘.