To help remind us, honor means:
1. honesty, fairness, or integrity in one's beliefs and actions: a man of honor.
2. a source of credit or distinction: to be an honor to one's family.
3. high respect, as for worth, merit, or rank: to be held in honor.
4. such respect manifested: a memorial in honor of the dead.
5. high public esteem; fame; glory: He has earned his position of honor.
6. the privilege of being associated with or receiving a favor from a respected person, group, organization, etc.: to have the honor of serving on a prize jury; I have the honor of introducing this evening's speaker.
Honor, honesty, integrity, sincerity refer to the highest moral principles and the absence of deceit or fraud. Honor denotes a fine sense of, and a strict conformity to, what is considered morally right or due: a high sense of honor; on one's honor.
Honesty denotes the presence of probity and particularly the absence of deceit or fraud, esp. in business dealings: uncompromising honesty and trustworthiness.
Integrity indicates a soundness of moral principle that no power or influence can impair: a man of unquestioned integrity and dependability.
Sincerity implies absence of dissimulation or deceit, and a strong adherence to truth: His sincerity was evident in every word.
Taken from: http://dictionary.referenc