αὐταρεσκέω
From LSJ
ἔξαψις σφοδρὰ μετὰ πολλῆς βίας πίπτουσα ἐπὶ γῆς → a violent flare-up falling on the ground with great force, thunder and lightning
English (LSJ)
to be self-satisfied, Tz.H.9.279.
Spanish (DGE)
estar satisfecho de sí mismo, ser arrogante μὴ αὐτοβούλους γίνεσθαι καὶ τῶν αὐταρεσκούντων Tz.H.9.272.