fornicor
From LSJ
Τὸ νικᾶν αὐτὸν αὑτὸν πασῶν νικῶν πρώτη τε καὶ ἀρίστη. Τὸ δὲ ἡττᾶσθαι αὐτὸν ὑφ' ἑαυτοῦ πάντων αἴσχιστόν τε ἅμα καὶ κάκιστον. → Τo conquer yourself is the first and best victory of all, while to be conquered by yourself is of all the most shameful as well as evil
Latin > English (Lewis & Short)
fornĭcor: ātus, 1,
I v. dep. n. [id. II.], to commit whoredom or fornication (eccl. Lat.), Tert. Pudic. 22; Vulg. Gen. 38, 24 et saep.
Latin > English
fornicor fornicari, fornicatus sum V DEP :: fornicate; commit fornication/whoredom; prostitute/devote to unworthy use (Def)