Polymnia
From LSJ
τὸ ἐμόν γ' ἐμοὶ λέγεις ὄναρ → you are telling me what I know already, you are telling me my own dream
Latin > English (Lewis & Short)
Pŏlymnĭa: v. Polyhymnia.
Latin > French (Gaffiot 2016)
Pŏlymnĭa, æ, f., v. Polyhymnia : Anth. 88, 7.
Latin > German (Georges)
Polymnia, s. Polyhymnia.