{"era":"current","word":"unfold","meaning":"to open out; to reveal","children":[{"era":"pre-1100","word":"unfealdan","meaning":"to unfold, open out","children":[{"era":"pre-1100","word":"un- + fealdan","meaning":"reversal prefix + to fold","children":[{"era":"pre-500","word":"*falþaną","meaning":"to fold","children":[{"era":"pre-3000 BCE","word":"*pel-","meaning":"to fold, wrap","children":[],"language":"Proto-Indo-European"}],"language":"Proto-Germanic"}],"language":"Old English"}],"language":"Old English"}],"language":"Modern English"}