Where does “dovellat” come from?

dovellat (Catalan) comes from Catalan dovella, from French douelle, from French douve, from Old French dove, from Latin doga, from Ancient Greek δοχή, from Ancient Greek -ή, from Ancient Greek -ᾱ.

dovellat (Catalan): voussoired

Definitions

voussoired

Ancestry of “dovellat”, step by step

Step	Language	Word	Meaning
1	Catalan	dovella	voussoir
2	French	douelle	ditch
3	French	douve	moat; stave; fluke
4	Old French	dove	—
5	Latin	doga	vat; vessel
6	Ancient Greek	δοχή	receptacle
7	Ancient Greek	-ή	suffix of feminine nouns in the [[Appendix:Ancient Greek first declension
8	Ancient Greek	-ᾱ	nominal suffix
9	Proto-Indo-European	-éh₂	—

Every word from Proto-Indo-European -éh₂ →Every word from Ancient Greek -ή →Every word from Ancient Greek -ᾱ →