Tifernus

Borrowed through Oscan from Proto-Italic *tiβes-no- (“marsh, river”), possibly from Proto-Indo-European *teh₂- (“to flow, to melt”). However, compare Oscan 𐌕𐌉𐌚𐌀 (tifa, “hill”), related to Latin teba (“hill”).

• (Classical Latin) IPA^(key): [tiːˈfɛr.nʊs]
• (modern Italianate Ecclesiastical) IPA^(key): [t̪iˈfɛr.nus]

Tīfernus m sg (genitive Tīfernī); second declension

1. a mountain in Samnium, upon which was the town of Tifernum, now Monte Matese
2. One of the most considerable rivers of Samnium, now called Biferno

Second-declension noun, singular only.

• “Tifernus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “Tifernus”, in William Smith, editor (1854, 1857), A Dictionary of Greek and Roman Geography, volume 1 & 2, London: Walton and Maberly
• Tifernus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
• DNGI: Dizionario dei nomi geografici italiani, TEA, Torino 1992, p. 52
• TI: Pellegrini, G.B., Toponomastica italiana, Milano, Hoepli, 1990, p. 55 & 61