Where does “arch” come from?

Arch derives from Old French arche and arc, from Latin archi-, from Ancient Greek ἀρχι- and ἀρχός, ultimately from Proto-Indo-European h₂ergʰ-.

arch (English): An inverted U shape; An arch-shaped arrangement...

Definitions

  1. An inverted U shape; An arch-shaped arrangement...

Ancestry of “arch”, step by step

arch traces back through two separate lines of ancestry.

via English architecture

StepLanguageWordMeaning
1EnglisharchitectureThe art and science of designing and managing the...
2Frencharchitecturearchitecture
3Latinarchitectūraarchitecture
4Latinarchitectusarchitect, master builder; designer, inventor,...
5Ancient Greekἀρχιτέκτωνchief constructor, master builder, architect
6Ancient Greekτέκτωνone who works with wood: carpenter, builder; any...
7Proto-Hellenictéktōn
8Proto-Indo-Europeantetḱōcarpenter
9Proto-Indo-Europeantetḱ-to create, produce; to cut, hew
10Proto-Indo-Europeanteḱ-to sire, beget

via Middle English arch

StepLanguageWordMeaning
1Middle Englisharcharch; arc
2Old Frencharchearch
3Late Latinarcachest, box, coffer, safe; coffin; ark
4Latinarcusarc, arch; bow; rainbow
5Latinsoliumseat, chair; throne, chair of state, official...
6Proto-Indo-Europeansodyom
7Proto-Indo-Europeansḗd-to sit

Words derived from “arch

Every word from Proto-Indo-European teḱ-