ιερόμυρτος

From LSJ

ὃν οὐ τύπτει λόγος οὐδὲ ῥάβδος → if words don't get through, neither a beating will | if the carrot doesn't work, the stick will not work either | whom words do not strike, neither does the rod

Source

Greek Monolingual

ἱερόμυρτος, ἡ (Α)
το φυτό μυρσίνη η αγρία, μυρσίνη ἀγρία.
[ΕΤΥΜΟΛ. < ιερ(ο)- + μύρτος.