Where does “arhegon” come from?

arhegon (Romanian) comes from French archégone, from French -gone, from Ancient Greek γωνία, from Ancient Greek γόνυ, from Proto-Hellenic gónu, from Proto-Indo-European ǵónu — knee.

arhegon (Romanian): archegonium

Definitions

archegonium

Ancestry of “arhegon”, step by step

Step	Language	Word	Meaning
1	French	archégone	archegonium
2	French	-gone	-gon
3	Ancient Greek	γωνία	corner, angle; joiner's square; cornerstone
4	Ancient Greek	γόνυ	knee
5	Proto-Hellenic	gónu	knee
6	Proto-Indo-European	ǵónu	knee

Every word from Proto-Indo-European ǵónu →Every word from Proto-Hellenic gónu →Every word from Ancient Greek γόνυ →