{"era":"current","word":"wallpaper","meaning":"Decorative paper for covering the walls of a room.","children":[{"era":"current","word":"wall","meaning":"a continuous upright brick or stone structure","children":[{"era":"pre-1100","word":"weall","meaning":"rampart, wall","children":[{"era":"classical","word":"vallum","meaning":"rampart","children":[{"era":"null","word":"*wal-","meaning":"to turn, twist","children":[],"language":"Proto-Indo-European"}],"language":"Latin"}],"language":"Old English"}],"language":"Modern English"},{"era":"current","word":"paper","meaning":"material manufactured in thin sheets from the pulp of wood","children":[{"era":"null","word":"papier","meaning":"paper","children":[{"era":"classical","word":"papyrus","meaning":"papyrus (plant, paper)","children":[{"era":"classical","word":"πάπυρος","meaning":"papyrus","children":[],"language":"Ancient Greek"}],"language":"Latin"}],"language":"Old French"}],"language":"Modern English"}],"language":"Modern English"}