συναγορεύειν
From LSJ
Ζῆν οὐκ ἄξιος, ὅτῳ μηδὲ εἷς ἐστι χρηστὸς φίλος → Life is not worth living if you do not have at least one friend.
Greek > English (Woodhouse Verbs Reversed)
(see also συναγορεύω): agree with, be advocate for, speak on behalf of, support in the council chamber, support in the courts