Where does “chiaro-scuro” come from?

chiaro-scuro (English) comes from Italian chiaroscuro, from Italian oscuro, from Latin obscūrus, from Latin ob-, from Latin obolus, from Ancient Greek ὀβολός, from Ancient Greek ὀβελός, from Ancient Greek βέλος — to throw, reach, pierce; to hit by throwing.

Ancestry of “chiaro-scuro”, step by step

StepLanguageWordMeaning
1Italianchiaroscurochiaroscuro; contrasts, ups and downs;...
2Italianoscurofirst-person singular present of oscurare; dark;...
3Latinobscūrusdark, dusky, shadowy
4Latinob-towards; against
5Latinobolusobolus (Greek coin)
6Ancient Greekὀβολόςobol, obolus, used at Athens as both a weight and...
7Ancient Greekὀβελόςa spit, rod; a horizontal line
8Ancient Greekβέλοςmissile, arrow, dart; weapon; something quickly...
9Proto-Indo-EuropeangʷélHos
10Proto-Indo-EuropeangʷelH-to throw, reach, pierce; to hit by throwing
Every word from Proto-Indo-European gʷelH-