Honesty, honor, integrity, probity are comparable when meaning uprightness as evidenced in character and actions.
Honesty implies refusal to lie, steal, defraud, or deceive.
Honor (see also FAME ) adds to honesty the implication of high-mindedness or a nice sense of allegiance to the standards of one’s profession, calling, or position.
Integrity implies such rectitude that one is incorruptible or incapable of being false to a trust or a responsibility or to one’s own standards.
Probity stresses tried or proved honesty or integrity.