{"era":"current","word":"charley","meaning":"a fool or simpleton; an informal variant of Charlie","children":[{"era":"modern","word":"Charlie","meaning":"a fool; the personal name used as the source of the slang term","children":[{"era":"medieval","word":"Charles","meaning":"male personal name","children":[{"era":"classical","word":"Carolus","meaning":"Latin form of Charles","children":[{"era":"pre-1100","word":"Karl","meaning":"man; husband; free man","children":[],"language":"Middle High German"}],"language":"Medieval Latin"}],"language":"French"}],"language":"English"}],"language":"Modern English"}