{"era":"current","word":"chauffeur","meaning":"a private professional driver","children":[{"era":"1800s","word":"chauffeur","meaning":"one who tends a motor vehicle; driver","children":[{"era":"1200s","word":"chauffer","meaning":"to heat; make warm","children":[{"era":"classical","word":"calefacere","meaning":"to make warm","children":[{"era":"classical","word":"calēre","meaning":"to be warm","children":[],"language":"Latin"},{"era":"classical","word":"facere","meaning":"to make, do","children":[],"language":"Latin"}],"language":"Vulgar Latin"}],"language":"Old French/French"}],"language":"French"}],"language":"Modern English"}