{"era":"current","word":"slavery","meaning":"the condition or system of being held as a slave","children":[{"era":"1550s","word":"slave","meaning":"to enslave; the base word behind slavery","children":[{"era":"800s","word":"sclavus","meaning":"Slav; slave","children":[],"language":"Medieval Latin"}],"language":"English"},{"era":"1200s","word":"-ery","meaning":"noun-forming suffix meaning a condition, practice, or collective","children":[],"language":"Middle English"}],"language":"Modern English"}