{"era":"current","word":"precaution","meaning":"An action taken in advance to prevent harm or secure a desired result.","children":[{"era":"1500s","word":"précaution","meaning":"A precaution; a safeguarding measure.","children":[{"era":"classical","word":"praecautio","meaning":"Safeguarding; precaution.","children":[{"era":"classical","word":"praecavere","meaning":"To guard against beforehand.","children":[{"era":"classical","word":"prae","meaning":"before","children":[],"language":"Latin"},{"era":"classical","word":"cavere","meaning":"to be on guard","children":[],"language":"Latin"}],"language":"Latin"}],"language":"Late Latin"}],"language":"French"}],"language":"Modern English"}