Where does “senod” come from?

senod (Old Irish) comes from Latin synodus, from Ancient Greek σύνοδος, from Ancient Greek σῠν-, from Ancient Greek σύν, from Proto-Hellenic *ksún — beside, with.

senod (Old Irish): synod

Definitions

synod

Ancestry of “senod”, step by step

Step	Language	Word	Meaning
1	Latin	synodus	synod, council
2	Ancient Greek	σύνοδος	assembly, meeting; political associations,...
3	Ancient Greek	σῠν-	together; with, together
4	Ancient Greek	σύν	beside, with
5	Proto-Hellenic	*ksún	beside, with

Every word from Proto-Hellenic *ksún →Every word from Ancient Greek σῠν- →Every word from Ancient Greek σύν →