堕

degenerate, descend to, lapse into

Kun

おちる · くずす · くずれるochiru · kuzusu · kuzureru

On

ダda

Kun is the Japanese reading, used when the kanji stands alone with kana after it. On comes from Chinese and is mostly used in compound words.

Radical

土earth

Parts

土earth一one月moon⻖moundform of 阜