"Gracility" is a rare and archaic word that describes the quality of being graceful, elegant, or refined. While it's not commonly used today, there are many synonyms that convey similar meanings. Some examples include finesse, poise, charm, sophistication, gallantry, and suaveness. Other options may include terms like classiness, suavity, graciousness, elegance, or composure. All of these synonyms imply a certain degree of social grace, elegance, and charm, suggesting an air of refinement and polish. Whether describing a person, a style of behavior, or a performance, these terms can help convey the sense of "gracility" that the original word implies.