Usage: 2 forms in 2 verses
Form Translated As     In Verse(s)
εξερρύημεν we flowed away LXX.Isa.64.6
εκρυήσεται shall flow away LXX.Deut.28.40

Liddell-Scott-Jones

εκρέω (ekreō) to flow away G:V

εκρέω,

perfect -ερρύηκα (see. below): aorist passive ἐξερρύην in active sense, [Refs 5th c.BC+], Doric dialect 3rd.pers. singular -ερρύα [Refs]:— flow out or forth, ἐκ δ᾽ αἷμα μέλαν ῥέε [Refs 8th c.BC+]; of streams, . ἐς θάλασσαν [Refs 5th c.BC+]

__2 of feathers, fall off, ἐξερρύηκε τὰ πτερά [Refs 5th c.BC+]; of hair,[Refs 4th c.BC+]
__2.b shed fruit, ἐκρυήσεται ἐλαία [LXX]
__3 metaphorically, melt or fall away, disappear, [Refs 5th c.BC+]; ἐξερρύησαν οἱ τοῦ Θεμιστοκλέους λόγοι τῶν Ἑλλήνων they faded from their memory, [Refs 1st c.AD+]
__II with accusative cognate, shed, let fall, χάριν ἐξέρρευσας [Refs 1st c.AD+]

LSJ Scripture Refs: LXX.Deut.28.40