Where does “*sūbella” come from?

*sūbella (Vulgar Latin) comes from Latin subula, from Latin suō, from Proto-Italic sūō, from Proto-Indo-European *syewH- — to sew.

Ancestry of “*sūbella”, step by step

StepLanguageWordMeaning
1Latinsubulashoemaker's awl
2Latinsuōto sew, stitch
3Proto-Italicsūōsew, stitch
4Proto-Indo-European*syewH-to sew
Every word from Proto-Indo-European *syewH- →Every word from Proto-Italic sūō →Every word from Latin suō →