μυρίῳ
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.
Russian (Dvoretsky)
μῡρίῳ: adv.
1) во много раз, гораздо (σοφώτεροι Eur.; βέλτιον Plat.);
2) бесконечно, чрезвычайно (διαφέρειν Plat.).