Where does “sinedrio” come from?

sinedrio (Italian) comes from Ancient Greek συνέδριον, from Ancient Greek σῠ́νεδρος, from Ancient Greek σῠν-, from Ancient Greek σύν, from Proto-Hellenic *ksún — beside, with.

sinedrio (Italian): council (political or religious); Sanhedrin

Definitions

council (political or religious); Sanhedrin

Ancestry of “sinedrio”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	συνέδριον	council
2	Ancient Greek	σῠ́νεδρος	sitting together
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 →