κορακόω
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)
A close, fasten up (cf. κόραξ 11.2), of a tomb, Mon.Ant.23.202 (Termessus):—Pass., Judeich Altertümer von Hierapolis 209.