execo
From LSJ
ὤμοι, πέπληγμαι καιρίαν πληγὴν ἔσω → Alas! I am struck deep with a mortal blow! | Ah me! I am struck—a right-aimed stroke within me (Aeschylus, Agamemnon 1343)
Latin > English (Lewis & Short)
exĕco, exē̆cror, exĕcūtio, exĕ-quor: etc., v. exsec., exsequ., etc.
Latin > French (Gaffiot 2016)
exĕcō, v. exseco.