The phrase "affair honor" can be interpreted in a few different ways, including an event or situation that is honorable or a reputation for being honorable in one's affairs. Synonyms for this phrase could include "dignified occasion," "noble event," "praiseworthy experience," "esteemed undertaking," or "virtuous engagement." Other synonyms for "affair" or "honor" separately could also be used, such as "event integrity," "situation rectitude," "reputation morality," or "character respectability." Overall, the choice of synonyms would depend on the context and emphasis of the phrase.