suādus, a, um, adj. [suadeo], persuading, persuasive (poet.): delenifica et suada facundia, Symm. Ep. 3, 6: cruor, Stat. Th. 4, 453: majestas, App. M. 11, 272, 26: conjux, Mart. Cap. 1, § 3.
Hence, Suāda, ae, f., personified, the goddess of Persuasion, the Greek Πειθώ: Suadae medulla (Cethegus), Enn. ap. Cic. Brut. 15, 59; id. Sen. 14, 50; Gell. 12, 2, 3; cf. Quint. 2, 15, 4 (Ann. v. 309 Vahl.).