P / perfŏrācŭlum
noun

perfŏrācŭlum

gen. perfŏrācŭli · gender neuter · decl. 2nd
a borer; an auger; gimlet
a borer, an auger or gimlet (post-class.), Arn. 6, 200; cf. perforaculum, τρύπανον, τέρετρον, Gloss. Philox.