συνθαυμάζω
From LSJ
Εὐφήμει, ὦ ἄνθρωπε· ἁσμενέστατα μέντοι αὐτὸ ἀπέφυγον, ὥσπερ λυττῶντά τινα καὶ ἄγριον δεσπότην ἀποδράς → Hush, man, most gladly have I escaped this thing you talk of, as if I had run away from a raging and savage beast of a master
English (LSJ)
A join in wondering, εἰ . .v.l. in Pl.Tht.162c; join in admiring, τὴν ἀκρίβειαν Eun.VS p.469 B.