Where does “oppositio” come from?

oppositio (Late Latin) comes from Latin oppono, from Latin ob-, from Latin obolus, from Ancient Greek ὀβολός, from Ancient Greek ὀβελός, from Ancient Greek βέλος, from Proto-Indo-European gʷélHos, from Proto-Indo-European gʷelH- — to throw, reach, pierce; to hit by throwing.

oppositio (Late Latin): opposing, opposition

Definitions

opposing, opposition

Ancestry of “oppositio”, step by step

Step	Language	Word	Meaning
1	Latin	oppono	I set against; I oppose
2	Latin	ob-	towards; against
3	Latin	obolus	obolus (Greek coin)
4	Ancient Greek	ὀβολός	obol, obolus, used at Athens as both a weight and...
5	Ancient Greek	ὀβελός	a spit, rod; a horizontal line
6	Ancient Greek	βέλος	missile, arrow, dart; weapon; something quickly...
7	Proto-Indo-European	gʷélHos	—
8	Proto-Indo-European	gʷelH-	to throw, reach, pierce; to hit by throwing

Words derived from “oppositio”

Every word from Proto-Indo-European gʷelH- →Every word from Latin ob- →Every word from Proto-Indo-European gʷélHos →