ἐρυτήρ
From LSJ
ψυχῆς πείρατα ἰὼν οὐκ ἂν ἐξεύροιο πᾶσαν ἐπιπορευόμενος ὁδόν· οὕτω βαθὺν λόγον ἔχει → one would never discover the limits of soul, should one traverse every road—so deep a measure does it possess
English (LSJ)
ῆρος, ὁ,
A that which draws up, ἐ. φάρυγγος, of a strip of papyrus used to induce vomiting, Nic.Al.363.