Where does “Σενεγαλέζος” come from?

Σενεγαλέζος (Greek) comes from Greek -έζος, from Latin -ensis, from Latin arvum, from Latin colō, from Latin quelō, from Proto-Italic kʷelō, from Proto-Indo-European kʷéleti, from Proto-Indo-European kʷel- — to turn.

Σενεγαλέζος (Greek): Senegalese