Where does “abstrus” come from?

abstrus (French) comes from Latin abstrūsus, from Latin abstrūdō, from Latin ab-, from Latin āb, from Proto-Germanic *ab, from Proto-Indo-European apó.

abstrus (French): abstruse

Definitions

  1. abstruse

Ancestry of “abstrus”, step by step

StepLanguageWordMeaning
1Latinabstrūsushidden, concealed, having been concealed
2Latinabstrūdōto push or thrust away; conceal, hide
3Latinab-from, away, away from; off; at a distance
4Latinābfrom, away from, out of
5Proto-Germanic*ab—
6Proto-Indo-Europeanapó—

Words derived from “abstrus”

Every word from Proto-Indo-European apó →Every word from Proto-Germanic *ab →Every word from Latin āb →