Where does “boula” come from?

boula (Gallo) comes from Old French boul, from Latin betullus, from Latin betulla, from Gaulish bitu, from Proto-Celtic betwiyos, from Proto-Indo-European gʷét-.

boula (Gallo): birch

Definitions

birch

Ancestry of “boula”, step by step

Step	Language	Word	Meaning
1	Old French	boul	birch
2	Latin	betullus	—
3	Latin	betulla	—
4	Gaulish	bitu	—
5	Proto-Celtic	betwiyos	—
6	Proto-Indo-European	gʷét-	—

Every word from Proto-Indo-European gʷét- →

boula — Etymology, Origin & Word History | Etymology Explorer