I / intrō-grĕdĭor
verb deponent

intrō-grĕdĭor

2nd PP intrō-grĕdī · 3rd PP intrōessus sum · conj. 3rd-io
to step; go in; to enter poetic
to step or go in, to enter (poet.): introgressi, Verg. A. 1, 520; 11, 248.