ἐρεθιστέον
From LSJ
Aristotle, Nicomachean Ethics, 5.30
English (LSJ)
oṇe must irritate, Pl.Ti.89b; one must stimulate bowel-action, Gal.6.413, Aët.4.20, Paul.Aeg.1.34.
Greek (Liddell-Scott)
ἐρεθιστέον: ῥημ. ἐπιθ. τοῦ ἐρεθίζω, δεῖ ἐρεθίζειν, Πλατ. Τίμ. 89Β.