Where does “ad supra” come from?

ad supra (Latin) comes from Latin ad, from Proto-Italic ad, from Proto-Indo-European h₂éd — to, at.

Ancestry of “ad supra”, step by step

ad supra traces back through two separate lines of ancestry.

via Latin ad

StepLanguageWordMeaning
1Latinadtoward, to; up to; near, by, close by, at, to
2Proto-Italicadtoward, to, on, up to, for
3Proto-Indo-Europeanh₂édto, at

via Latin supra

StepLanguageWordMeaning
1Latinsupraabove, on the top, on the upper side; before,...
2Old Latinsuprad—

Words derived from “ad supra”

Every word from Proto-Indo-European h₂éd →Every word from Proto-Italic ad →Every word from Latin ad →