frolic
From LSJ
Δελφῖνα νήχεσθαι διδάσκεις: ἐπὶ τῶν ἐν ἐκείνοις τινὰ παιδοτριβούντων, ἐν οἷς ἤσκηται → Teaching dolphins to swim: is applied to those who are teaching something among people who are already well versed in it
English > Greek (Woodhouse)
subs.
P. and V. παιδιά, ἡ. In drunken frolic: P. μετὰ παιδιᾶς καὶ οἴνου (Thuc. 6. 28). v. intrans. P. and V. παίζειν. V. ἀθύρειν (also Plat. but rare P.). P. προσπαίζειν. Frisk: P. and V. σκιρτᾶν.