anacoreta
From LSJ
τὸ λακωνίζειν πολὺ μᾶλλόν ἐστιν φιλοσοφεῖν ἢ φιλογυμναστεῖν → to behave like a Lacedaemonian is much more to love wisdom than to love gymnastics (Plato, Protagoras 342e6)
Spanish > Greek
ἀποτακτίτης, ἀναχωρητής, ἔγκλειστος, ἀποτακτήρ, ἀποτακτάριος