Tatius

Of uncertain origin, but possibly related to tata (“father, dad”).^[1]

• (Classical Latin) IPA^(key): [ˈta.ti.ʊs]
• (modern Italianate Ecclesiastical) IPA^(key): [ˈt̪at̪.t̪͡s̪i.us]

Tatius m sg (genitive Tatiī or Tatī); second declension

1. (Roman mythology) Titus Tatius, mythological king of the Sabini, later on the joint ruler with Romulus in young Rome
   • 27 BCE – 25 BCE, Titus Livius, Ab Urbe Condita 1.10.1:

     [...] nec domī tantum indignātiōnēs continēbant, sed congregābantur undique ad T(itum) Tatium, rēgem Sabīnōrum, et lēgātiōnēs eō, quod maximum Tatī nōmen in īs regiōnibus erat, conveniēbant.

     (please add an English translation of this quotation)

   • 239 BCE – 169 BCE, Ennius, Annales:

     ō Tite, tūte, Tatī, tibi tanta, tyranne, tulistī
     pectora [...]

     (please add an English translation of this quotation)

Second-declension noun, singular only.

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

• → Italian: Tazio

• Tatius in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
• Tatius in Georges, Karl Ernst, Georges, Heinrich (1913–1918) Ausführliches lateinisch-deutsches Handwörterbuch, 8th edition, volume 2, Hahnsche Buchhandlung
• “Tatius”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press