κράτιστος 1 a superl. formed from κρατύς κράτος
1.strongest, mightiest, Il., etc.; Λημνίων τὸ κρ. the best of their men, Thuc.:—of things, καρτίστη μάχη the fiercest fight, Il.
2.generally, best, most excellent, as Sup. of ἀγαθός, Pind., Soph., etc.