δᾶ
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.
English (LSJ)
expld. by the Sch.A.Ag.1072, EM60.8 as Dor. for γᾶ, γῆ, in Trag. (lyr.) φεῦ δᾶ, E.Ph.1296, Ar.Lys.198;
A οἰοῖ δᾶ φεῦ A.Eu.874; ἄλευ' ἆ δᾶ Id.Pr.567; ὀτοτοτοτοῖ ποποῖ δᾶ Id.Ag.1072; οὐ δᾶν no by earth, Theoc.4.17 (v.l. γᾶν):—prob. an exclamation of horror.