anclar
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
Spanish > Greek
ἄγκυραν βάλλεσθαι, ἄγκυραν καθιέναι, ἄγκυραν μεθιέναι, ἄγκυραν ἀφιέναι, ἀνακωχάζω, ἀνοκωχεύω, ἐνορμίζω, ἐγκαθορμίζομαι, βάλλω