ἐναυχέω
From LSJ
Ἐς δὲ τὰ ἔσχατα νουσήματα αἱ ἔσχαται θεραπεῖαι ἐς ἀκριβείην, κράτισται → But for extreme illnesses, extreme remedies, applied with severe exactitude, are the best (Hippocrates, Aphorism 6)
English (LSJ)
A boast, Ph.1.422, Hsch.
German (Pape)
[Seite 831] sich mit Etwas brüsten, Philo.
Spanish (DGE)
engreírse, fanfarronear Ph.1.422, Hsch.