κνήθω
From LSJ
English (LSJ)
later form of κνάω,
A scratch, ὡς λέγεται, κνήθειν οἶδεν ὄνος τὸν ὄνον AP12.238.8 (Strat.), cf. Moer.p.234 P.:—Med., κνήθεσθαι εἰς τὰς ἀκάνθας τὰ ἕλκη to get one's sores scratched, Arist.HA609a32. 2 Pass., itch, Paul. Aeg.6.60; κνηθόμενοι τὴν ἀκοήν 2 Ep.Ti.4.3; to be provoked, Arist. Pr.957b15.