ホウ

くず.れる、-くず.れ、くず.す

崩, 山, 朋, 月

crumble, die, demolish, level

崩壊(ほうかい): (1) collapse; crumbling; breaking down; caving in (2) decay (physics)
崩れる(くずれる): to collapse; to crumble
雪崩(なだれ): avalanche
崩す(くずす): to destroy; to pull down; to make change (money)