{"era":"current","word":"fret","meaning":"To worry, vex, or wear away by rubbing or gnawing.","children":[{"era":"pre-1100","word":"fretan","meaning":"to devour, feed upon, consume","children":[{"era":"pre-1100","word":"*fra-etan","meaning":"to eat up","children":[{"era":"pre-1100","word":"*fra-","meaning":"completely, forward","children":[],"language":"Proto-Germanic"},{"era":"pre-1100","word":"*etan","meaning":"to eat","children":[],"language":"Proto-Germanic"}],"language":"Proto-Germanic"}],"language":"Old English"}],"language":"Modern English"}