Etymon
pie-terh2-protoindoeuropean-ter-protoindoeuropean-mn-protoindoeuropean-termn-protogermanic-drum-middle-low-german-trame-low-german-traambor
A dedicated page for this root is on the way — it will gather every word descended from it, sibling forms across daughter languages, and a branching map of the family tree.