{"era":"current","word":"blackout","meaning":"A period when all lights go out...","children":[{"era":"current","word":"black","meaning":"of the darkest color","children":[{"era":"pre-1100","word":"blæc","meaning":"black, dark","children":[{"era":"pre-1100","word":"*blakaz","meaning":"burned, sooty","children":[],"language":"Proto-Germanic"}],"language":"Old English"}],"language":"Modern English"},{"era":"current","word":"out","meaning":"away from the inside","children":[{"era":"pre-1100","word":"ūt","meaning":"out","children":[],"language":"Old English"}],"language":"Modern English"}],"language":"Modern English"}