πάτερ, ἄφες αὐτοῖς, οὐ γὰρ οἴδασιν τί ποιοῦσιν → father, forgive them, for they know not what they do
per-cumbo: cŭbŭi, 3, v. n., mentioned as an unused form, Varr. L. L. 9, § 49 Müll.