{"era":"current","word":"invader","meaning":"a person or force that enters a place by hostile action","children":[{"era":"late Middle English","word":"invade","meaning":"to enter or attack in a hostile manner","children":[{"era":"classical","word":"invadere","meaning":"to enter violently; assault; attack","children":[{"era":"classical","word":"in- + vadere","meaning":"\"into\" + \"go, walk\"","children":[],"language":"Latin"}],"language":"Latin"}],"language":"English"}],"language":"Modern English"}