limping, n.All

Limping (n.) marks ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠the mythic victim — Oedipus, Jacob, Hephaestus — and so does the hump: an extra limb serves exactly as well as a missing one.