δαί

English (LSJ)

colloquial form of δή, used after interrogatives, to express wonder or curiosity,

   A τίς δ. ὅμιλος ὅδ' ἔπλετο; Od.1.225; ποῦ δ. νηῦς ἕστηκε; 24.299, cf. A.D.Synt.78.2 (but wrongly read by Aristarch. for δ' αἱ Il.10.408): freq. in Com., τί δ. σὺ . . πεποίηκας; Ar.Eq.351; mostly in a separate clause, τίδ.; what? how? Pherecr.93, Ar.Eq. 171, al.; τί δ. σύ; Id.Av.136; πῶς δ.; Id.V.1212; dub. l. in A.Pr. 933, Ch.900, S.Ant.318, but prob. to be read E.Med.1012, Ion275, al.: freq. in codd. of Pl., but prob. f.l. for δέ, as in Ar.Ach.912.