πρόσοιδα
From LSJ
ὁμοῦ ἦν καὶ ἔχειν τὴν πόλιν καὶ τὸ γένος ὅλον μετὰ τῆς πόλεως → it was much the same thing to have the city and to have the whole race together with the city
English (LSJ)
pf. without pres. in use (cf. Εἴδω), prop.
A know besides: only in phrase χάριν προσειδέναι be grateful besides, Pl.Ap.20a; χάριν προσείσομαι Ar.V.1420.