ψωρικός
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
English (LSJ)
ή, όν,
A of or belonging to the itch, scab, or mange, ἐξανθήματα Plu.2.671a. II ψωρικόν, τό (sc. φάρμακον, σμῆγμα), itch-salve, Dsc.5.99, Orib.14.24.5. 2 ψωρικά, τά (sc. νοσήματα), cutaneous complaints, Plu.2.732a.