There are numerous synonyms for the phrase "with a good grace". Some of the most common alternatives include "graciously", "courteously", "amiably", and "pleasantly". Other synonyms that can be used to describe an action that is done with good will or cheerfulness include "generously", "kindly", "smilingly", and "happily". Each of these synonyms conveys the idea of a person or an action being performed in a positive, friendly, and willing manner. Whether it's receiving a compliment, accepting a task, or responding to a question, using any of these synonyms can help to communicate a sense of good will and positivity towards a given situation or individual.