ἐφερμηνεύω
From LSJ
ἐν ταῖς ἀνάγκαις χρημάτων κρείττων φίλος → it is better in times of need to have friends rather than money, a friend in need is a friend indeed (Menander, Sententiae monostichoi 143)
English (LSJ)
A interpret, τί τινι Philostr. VA3.25: abs., τοῦ -οντος δεῖσθαι Philostr. Jun.Im.8, cf. Phlp. in APo.435.30.
German (Pape)
[Seite 1115] noch dazu, weiter erklären, Sp.