panaricium

• panāritium (Medieval Latin)

Alteration, by analogy with pānus (“tumour”), of earlier parōnychium~parōnychia, from Ancient Greek πᾰρωνῠχῐ́ᾱ (parōnukhíā). First found in this form in the writings of Pseudo-Apuleius.

panāricium n (genitive panāriciī or panāricī); second declension

1. (Late Latin) a disease of the fingernails

Forms with unexpected /ˈi/ presumably influenced by descendants of -īcius.

• Walther von Wartburg (1928–2002) “panarĭcium”, in Französisches Etymologisches Wörterbuch (in German), volumes 7: N–Pas, page 535

• “panaricium”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• panaricium in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.