Where does “trānsgressiō” come from?

trānsgressiō (Late Latin) comes from Latin transgressus, from Latin transgredior, from Latin gradior, from Latin gradus, from Proto-Italic graðus, from Proto-Indo-European gʰradʰ-.

Ancestry of “trānsgressiō”, step by step

StepLanguageWordMeaning
1Latintransgressuscrossed (climbed or passed over), having crossed
2LatintransgrediorI step beyond, across or over, climb or pass...
3LatingradiorI step, walk; I advance, go
4Latingradusa step, pace; a stage, degree; a rank
5Proto-Italicgraðus
6Proto-Indo-Europeangʰradʰ-

Words derived from “trānsgressiō

Every word from Proto-Indo-European gʰradʰ-Every word from Proto-Italic graðusEvery word from Latin gradus