festal
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.
adj.
Cheerful: P. εὔθυμος. Suitable to a festival: V. θεωρικός. Festal meeting, subs.: P. and V. πανήγυρις, ἡ; see festival, feast.