somnolentia
From LSJ
ἢ λέγε τι σιγῆς κρεῖττον ἢ σιγὴν ἔχε → either say something better than silence or keep silence (Menander)
Latin > French (Gaffiot 2016)
somnŏlentĭa (-ŭlentĭa), æ, f. (somnolentus), somnolence : Sid. Ep. 2, 2.
Latin > German (Georges)
somnolentia (somnulentia), ae, f. (somnolentus), die Schläfrigkeit, das schläfrige Wesen, Augustin. serm. fr. 8. § 5 extr. Sidon. epist. 2, 2. § 13.