Where does “underpassage” come from?

underpassage (English) comes from English passage, from French passager, from French passage, from French passer, from Middle French passer, from Old French passer, from Vulgar Latin passare, from Latin passus — to hate, hurt.

underpassage (English): A lower passage

Definitions

  1. A lower passage

Ancestry of “underpassage”, step by step

underpassage traces back through two separate lines of ancestry.

via English passage

StepLanguageWordMeaning
1EnglishpassageDescribing a bird that has left the nest, is...
2FrenchpassagerPassenger; Traveller; Whose presence in a...
3FrenchpassageThe act of going through a place or event; The...
4Frenchpasserto go past; to cross; to pass
5Middle Frenchpasserto pass; to go by
6Old Frenchpasserto pass; to pass by
7Vulgar Latinpassareto walk, pass; step, walk, pass; present active...
8Latinpassusspread out; dried; step
9LatinpatiorI suffer, endure; I allow, acquiesce, permit,...
10Proto-Indo-Europeanpeh₁-to hate, hurt

via English under

StepLanguageWordMeaning
1EnglishunderIn or at a lower level than; As a subject of;...
2Middle Englishunderunder
3Old Englishunderunder, beneath
4Proto-Germanicunderamong, between; under, beneath; under
5Proto-Indo-Europeanh₁entérbetween
6Proto-Indo-Europeanh₁enin; in, inside
Every word from Proto-Indo-European peh₁-
underpassage — Etymology, Origin & Word History | Etymology Explorer