mercenary

J. Argyrofylus, a mercenary Greek, who came to teach school in Italy, after the sacking of Constantinople by the Turks, used to maintain that Cicero understood neither Philosophy nor Greek

He exhorts the emperor to revive the courage of his subjects by the example of manly virtue; to banish luxury from the court and from the camp; to substitute in the place of the Barbarian mercenaries, an army of men interested in the defence of their laws and of their property