Pacilius

From Pacilus (“a Roman cognomen”) +‎ -ius.

• (Classical Latin) IPA^(key): [paˈkɪ.li.ʊs]
• (modern Italianate Ecclesiastical) IPA^(key): [paˈt͡ʃiː.li.us]

Pacilius m sg (genitive Paciliī or Pacilī); second declension

1. a Roman nomen gentile, gens or "family name" famously held by:
   1. Marcus Pacilius, a Roman man mentioned by Cicero

Second-declension noun, singular only.

¹Found in older Latin (until the Augustan Age).

• “M. Pacilius”, in William Smith, editor (1848), A Dictionary of Greek and Roman Biography and Mythology, London: John Murray