{"era":"current","word":"accordion","meaning":"a portable reed instrument with a bellows, keys, and buttons","children":[{"era":"1800s","word":"Akkordeon","meaning":"accordion","children":[{"era":"1200s","word":"accord","meaning":"harmony; agreement","children":[{"era":"1200s","word":"accordare","meaning":"to tune; make agree","children":[{"era":"1100s","word":"acorder","meaning":"to agree; tune","children":[],"language":"Old French"}],"language":"Italian / Late Latin"}],"language":"French"}],"language":"German"}],"language":"Modern English"}