警

admonish, commandment

Kun

いましめるimashimeru

On

ケイkeie.g.警察けいさつpolice

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

言speech

Parts

言speech口mouth勹wrap夂go⺾grassform of 艸攵rapform of 攴