τυραννοφόνος
From LSJ
οὕτως ἐξ ἐχθρῶν αὐτοκτόνα πέμπετο δῶρα, ἐν χάριτος προφάσει μοῖραν ἔχοντα μόρου → thus mutual gifts that bring death were bestowed by enemies, gifts that brought the lot of death in the name of a favor
English (LSJ)
ον,
A slaying tyrants, AP7.388 (Bianor), D.C.44.35.
Greek (Liddell-Scott)
τῠραννοφόνος: -ον, ὡς τὸ τυραννοκτόνος, ὁ φονεύσας τύραννον, Ἀνθ. Π. 7. 388, Δίων Κ. 44. 35.