ἠπειρωτικός
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 (LSJ)
ή, όν,
A continental, ἔθνη X.HG6.1.12, Arist.Pol.1338b22. 2 of a landsman, βίος Max. Tyr.19.7, cf. 8.9, al. II of Epirus, πᾶν τὸ Ἠπειρωτικόν Th.3.102; Ἠ. [μῆλα] Dsc. 1.115.