Gaditanus
From LSJ
Τὸ μανθάνειν δ' ἥδιστον εὖ λέγοντος, εἰ κέρδος λέγοι → It is the sweetest thing to learn from one speaking well, if they speak profitably
Gādītānus,¹² a, um, de Gadès : Cic. Balbo 42 || -ānī, m. pl., les habitants de Gadès : Cic. Balbo 39.