C and O have Processio which is clearly a garbled version of *Protessió (= Protecció), a translation of Irish Tearmann (refuge, sanctuary), which in this case is Tearmann Dábheog (now Tearmann Mhéig Raith).

From The Journey of Viscount Ramon de Perellós to Saint Patrick's Purgatory (Author: Ramón de Perellós), p.10 (section 7.) Corpus of Electronic Texts Edition
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