Where does “Arcu” come from?

Arcu (Romanian) comes from Romanian arc, from Latin arcus, from Latin solium, from Proto-Indo-European sodyom, from Proto-Indo-European sḗd- — to sit.

Ancestry of “Arcu”, step by step

StepLanguageWordMeaning
1Romanianarcbow; arch; arc
2Latinarcusarc, arch; bow; rainbow
3Latinsoliumseat, chair; throne, chair of state, official...
4Proto-Indo-Europeansodyom—
5Proto-Indo-Europeansḗd-to sit

Words derived from “Arcu”

Every word from Proto-Indo-European sḗd- →Every word from Proto-Indo-European sodyom →Every word from Latin solium →