culus

τὸ σὸν εἰς ἡμᾶς ἐνδιάθετον → your disposition towards us

Latin > English (Lewis & Short)

cūlus: i, m. perh. kindr. with κοῖλος>, of a curving form; cf. 1. anus,
I the posteriors, fundament, Cat. 23, 19; 33, 4; 97, 2; Mart. 3, 98, 1.