Where does “vallesà” come from?

vallesà (Catalan) comes from Catalan Vallès, from Catalan -ès, from Latin -ensis, from Latin arvum, from Latin colō, from Latin quelō, from Proto-Italic kʷelō, from Proto-Indo-European kʷéleti — to turn.

Ancestry of “vallesà”, step by step

StepLanguageWordMeaning
1CatalanVallèsnow divided into the comarques of Vallès Occidental and Vallès Oriental
2Catalan-ès-ese
3Latin-ensisOf or from
4Latinarvumfield; farm land
5Latincolōto cultivate the land, till, tend, take care of a field or garden
6Latinquelō
7Proto-Italickʷelōto inhabit
8Proto-Indo-Europeankʷéleti
9Proto-Indo-Europeankʷel-to turn
Every word from Proto-Indo-European kʷel-