conticisco
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
Latin > English (Lewis & Short)
contĭcisco: ĕre, v. conticesco.
Latin > French (Gaffiot 2016)
contĭcīscō, Pl. Bacch. 798 ; Varro L. 7, 79, c. conticesco.