sesquitertius
From LSJ
καὶ κεραμεὺς κεραμεῖ κοτέει καὶ τέκτονι τέκτων, καὶ πτωχὸς πτωχῷ φθονέει καὶ ἀοιδὸς ἀοιδῷ → and potter is ill-disposed to potter, and carpenter to carpenter, and the beggar is envious of the beggar, the singer of the singer
Latin > English (Lewis & Short)
sesquĭ-tertĭus: a, um, num. adj., corresp. to the Gr. ἐπίτριτος,
I containing one and a third, or four thirds; bearing the ratio of four to three: intervallum, Cic. Univ. 7, 21; cf. sesquioctavus, and v. sesqui.