{"era":"current","word":"folder","meaning":"A filing cover or a directory used to organize files on a computer.","children":[{"era":"pre-1100","word":"fold","meaning":"to bend over on itself","children":[{"era":"pre-1100","word":"faldan","meaning":"to fold","children":[{"era":"pre-1000 BCE","word":"*pel-","meaning":"to fold","children":[],"language":"Proto-Indo-European"}],"language":"Old English"}],"language":"Modern English"}],"language":"Modern English"}