戦災
せんさい · sensai · JLPT N1 · noun
damage
🏚️ 戦 (war) + 災 (calamity) = damage caused by war
戦 means war and 災 means disaster or calamity, so the compound names the harm war brings. The same 災 appears in 火災, fire damage, so the pattern is calamity + cause.