Where does “*tavol” come from?

*tavol (Proto-Brythonic) comes from Latin tabula, from Proto-Italic *taðlā.

Ancestry of “*tavol”, step by step

Step	Language	Word	Meaning
1	Latin	tabula	tablet, sometimes a tablet covered with wax for...
2	Proto-Italic	*taðlā	—

*tavol — Etymology, Origin & Word History | Etymology Explorer