Phlegyae

From LSJ

ἢ λέγε τι σιγῆς κρεῖττον ἢ σιγὴν ἔχε → either say something better than silence or keep silence (Menander)

Source

Latin > English (Lewis & Short)

Phlĕgyae: ārum, m.,
I a predatory people from Thrace or Thessaly, who destroyed the temple at Delphi, Ov. M. 11, 414.