gressus

Etymology 1
From.

Noun

 * 1) A stepping, going; step, course, way.
 * 2) A pace (as a measure of length).
 * 3)  (figuratively) step, move, action

Etymology 2
Perfect active participle of.

Participle

 * 1) Stepped, walked, having stepped or walked, trodden.
 * 2) Advanced, gone, having advanced or gone.