{"era":"current","word":"painkiller","meaning":"a medicine or substance that reduces or removes pain","children":[{"era":"current","word":"pain","meaning":"physical suffering or bodily discomfort","children":[],"language":"English"},{"era":"current","word":"kill","meaning":"to cause death or end life","children":[],"language":"English"},{"era":"current","word":"-er","meaning":"agentive suffix","children":[],"language":"English"}],"language":"Modern English"}