{"era":"current","word":"looks","meaning":"visual appearance or the act of seeing","children":[{"era":"1200s","word":"look","meaning":"to gaze, appearance","children":[{"era":"pre-1100","word":"locian","meaning":"to see, to look","children":[{"era":"prehistoric","word":"*leuk-","meaning":"to see, to look, to shine","children":[],"language":"Proto-Indo-European"}],"language":"Old English"}],"language":"Middle English"}],"language":"Modern English"}