{"era":"20th C","word":"inkjet","meaning":"current meaning","children":[{"era":"13th C","word":"ink","meaning":"fluid used for writing","children":[{"era":"12th C","word":"enke","meaning":"ink","children":[{"era":"classical","word":"encaustum","meaning":"purple ink","children":[{"era":"classical","word":"enkauston","meaning":"burned in","children":[],"language":"Greek"}],"language":"Latin"}],"language":"Old French"}],"language":"Middle English"},{"era":"14th C","word":"jet","meaning":"a stream of liquid","children":[{"era":"12th C","word":"jeter","meaning":"to throw","children":[],"language":"Old French"}],"language":"Middle English"}],"language":"Modern English"}