{"era":"current","word":"frown","meaning":"a facial expression of displeasure or concentration","children":[{"era":"1200s","word":"froun","meaning":"to scowl or wrinkle the brow","children":[{"era":"1200s","word":"froignier","meaning":"to wrinkle the nose in contempt; to pout or scowl","children":[],"language":"Old French"}],"language":"Middle English"}],"language":"Modern English"}