{"era":"current","word":"unable","meaning":"Lacking the power, skill, or means to do something.","children":[{"era":"pre-1100","word":"un-","meaning":"not","children":[{"era":"null","word":"*ne-","meaning":"not","children":[],"language":"Proto-Indo-European"}],"language":"Old English"},{"era":"current","word":"able","meaning":"having the power, skill, or means to do something","children":[{"era":"classical","word":"habilis","meaning":"handy, skillful","children":[{"era":"null","word":"habilitare","meaning":"to make able","children":[],"language":"Late Latin"}],"language":"Latin"}],"language":"Modern English"}],"language":"Modern English"}