Where does “archet” come from?

archet (English) comes from French archet, from French arc, from Old French arc, from Latin arcus, from Latin solium, from Proto-Indo-European sodyom, from Proto-Indo-European sḗd- — to sit.

archet (English): violin box

Definitions

violin box

Ancestry of “archet”, step by step

Step	Language	Word	Meaning
1	French	archet	bow
2	French	arc	bow; arc; arc, circular arc, circle segment
3	Old French	arc	bow; arch
4	Latin	arcus	arc, arch; bow; rainbow
5	Latin	solium	seat, chair; throne, chair of state, official...
6	Proto-Indo-European	sodyom	—
7	Proto-Indo-European	sḗd-	to sit

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