τριάζω
From LSJ
Ἀναβάντα γὰρ εἰς τὴν ἀκρόπολιν, καὶ διὰ τὴν ὑπερβολὴν τῆς λύπης προσκόψαντα τῷ ζῆν, ἑαυτὸν κατακρημνίσαι → For he ascended the acropolis and then, because he was disgusted with life by reason of his excessive grief, cast himself down the height
English (LSJ)
(pres. only in compd. ἀπο-), aor.
A ἐτρίασα Theo Sm., Iamb. (v. infr.), and τρῐάσσω, EM765.37, Att. τριάττω Zonar.:—conquer, vanquish, properly of a wrestler, who did not win until he had thrice thrown his adversary, or conquered him in three bouts (παλαίσματα), τριαχθῆναι Thugen.1, cf. Suid. (Hence τριακτήρ, ἀτρίακτος, ἀποτριάζω.) II multiply by three, Theo Sm.p.29 H., Iamb.in Nic. p.60 P.