{"era":"current","word":"floss","meaning":"A soft thread or filament used especially for cleaning between the teeth.","children":[{"era":"1200s","word":"floche","meaning":"Tuft, down, or soft fiber","children":[{"era":"classical","word":"floccus","meaning":"Tuft of wool; lock of wool","children":[],"language":"Latin"}],"language":"Old French"}],"language":"Modern English"}