Top matchCommonJLPT N1ほうかい崩壊houkaiNoun, Suru verb, Intransitive verbcollapse; crumbling; breaking down; caving inチューダー朝は１６０３年に崩壊した。The Tudor Dynasty fell in the year 1603.(radioactive) decay; disintegrationPhysicsAlso written 崩潰【ほうかい】houkaiCopy Listen Conjugations Pitch on OJAD Explore
崩壊寸前ほうかいすんぜんhoukaisunzenNoun which may take the genitive case particle 'no'on the brink of collapse; in a state of near-collapse