{"era":"current","word":"booster","meaning":"something or someone that increases power, support, or momentum","children":[{"era":"late 1800s / early 1900s","word":"boost + -er","meaning":"agent noun formed from boost","children":[{"era":"1800s","word":"boost","meaning":"to lift, raise, or increase","children":[],"language":"English"}],"language":"English"}],"language":"Modern English"}