出典:Wiktionary
From Middle English pentis, pendize, and other spellings; from Anglo-Norman pentiz, aphetic of Old French apentis (“appendage, attached building”), from Medieval Latin appendicium, from Latin appendo (“to hang”). Doublet of appentice and penthouse.
pentice (複数形 pentices)
From pent- + -ice (a back-forming particle from the previous number adverbials, as to continue the sequence, on the model of once, twice, thrice).