Where does “polygonium” come from?

polygonium (Latin) comes from Ancient Greek πολύγονον, from Ancient Greek πολύγονος, from Ancient Greek πολύς, from Ancient Greek πόρος, from Ancient Greek πείρω, from Proto-Hellenic *péryō.

Ancestry of “polygonium”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	πολύγονον	Either of two plants
2	Ancient Greek	πολύγονος	—
3	Ancient Greek	πολύς	many, a lot of; neuter πολύ or πολλά as...
4	Ancient Greek	πόρος	a means of passage, passageway, way, opening;...
5	Ancient Greek	πείρω	I pierce, run through; I cleave through
6	Proto-Hellenic	*péryō	—

Words derived from “polygonium”

polygony

Every word from Proto-Hellenic *péryō →Every word from Ancient Greek πείρω →Every word from Ancient Greek πόρος →