overweening

But Seleucus dying, his successor on the throne was his son Antiochus Epiphanes, an overweening terrible man; who dismissed Onias from his sacred office, and made his brother Jason high-priest instead, the condition being that in return for the appointment Jason should pay him three thousand six hundred and sixty talents yearly.

Those men possessed of overweening heart,

Since they were overweening impious men.

And fierce kings overweening and impure,

Great-hearted overweening Hercules,