ἐρι-

English (LSJ)

insepar. Particle,

   A like ἀρι-, used as a prefix to strengthen the sense of a word, very, much ; mostly Ep. and Lyr.

Greek (Liddell-Scott)

ἐρῐ-: ἀχώριστον μόριον ὡς τὸ ἀρι-, προτιθέμενον τῶν λέξεων πρὸς ἐπίτασιν τῆς ἐννοίας αὐτῶν, κατὰ τὸ πλεῖστον Ἐπ. καὶ Λυρ. ― Καθ᾿ Ἡσύχ.: «ἐρῑ· πολύ, μέγα, ἰσχυρόν».