{"era":"current","word":"guillotine","meaning":"a device with a heavy angled blade used for execution by beheading","children":[{"era":"1790s","word":"guillotine","meaning":"a beheading machine","children":[{"era":"1700s","word":"Guillotin","meaning":"the surname of Joseph-Ignace Guillotin","children":[{"era":"medieval","word":"Guillaume","meaning":"a given name corresponding to William","children":[],"language":"French"}],"language":"French surname"}],"language":"French"}],"language":"Modern English"}