Where does “undercarriage” come from?

Undercarriage is a compound of English under and carriage, with under deriving from Middle English under, Old English under, Proto-Germanic under, and ultimately Proto-Indo-European n̥dʰér and h₁en.

undercarriage (English): The supporting structural framework of a vehicle;...

Definitions

  1. The supporting structural framework of a vehicle;...

Ancestry of “undercarriage”, step by step

undercarriage traces back through two separate lines of ancestry.

via English carriage

StepLanguageWordMeaning
1EnglishcarriageThe act of conveying; carrying; Means of...
2Middle Englishcariage
3Old Northern Frenchcariage
4Old Frenchcarierto carry
5Latincarrusa wagon, a four-wheeled baggage cart; a cartload,...
6Gaulishkarroswagon
7Proto-Celtickarroswagon
8Proto-Indo-Europeanḱr̥sósvehicle
9Proto-Indo-Europeanḱers-to run

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

Words derived from “undercarriage

Every word from Proto-Indo-European ḱers-Every word from Proto-Indo-European ḱr̥sósEvery word from Proto-Celtic karros