Synonyms for Augustus (same or very similar meaning)
WordNet sense 1 (Roman statesman who established the Roman Empire and became emperor in 27 BC; defeated Mark Antony and Cleopatra in 31 BC at Actium (63 BC - AD 14)):
Octavian, Gaius Julius Caesar Octavianus, Gaius OctavianusFrom the ODE community, based on WordNetadd/edit