approbus
From LSJ
οὕτω τι βαθὺ καὶ μυστηριῶδες ἡ σιγὴ καὶ νηφάλιον, ἡ δὲ μέθη λάλον → silence is something profound and mysterious and sober, but drunkenness chatters
Latin > English (Lewis & Short)
ap-prŏbus: (adp-), a, um, adj. ad intens.; cf. apprimus,
I very good or excellent; as an adj. once: adulescens adprobus, Caecil. ap. Gell. 7, 7, 9.—Once as adv.: ap-prŏbē: ni me ille et ego illum novissem adprobe, very well, Plaut. Trin. 4, 2, 117.
Latin > French (Gaffiot 2016)
apprŏbus (adp-), a, um, excellent : Cæcil. d. Gell. 7, 7, 9.