μετανοεῖν
From LSJ
ῥᾷον ὀμνύναι κἀπιορκεῖν ἢ ὁτιοῦν → they thought less of swearing and perjuring themselves than of anything else in the world
Greek > English (Woodhouse Verbs Reversed)
(see also μετανοέω): alter one's mind, be penitent, change one's mind, change one's views, change-front, feel remorse