Lewis & Short

prōculcātĭo, ōnis, f. [proculco], a treading down (post-Aug.).

  1. I. Lit.: obturbata proculcatione aqua, Plin. 8, 18, 26, § 68.
  2. II. Trop.: ruina et proculcatio, Sen. Tranq. 11, 8.