"Con brio" is a musical term used to indicate a lively and spirited manner of playing. Some synonyms for this term that capture its energetic essence include vivace, allegro, and agitato. These words all suggest a rapid and vigorous tempo in music, with a sense of excitement and passion. Other possible synonyms for "con brio" might include phrases such as "with enthusiasm," "full of energy," or "with gusto." Whatever the specific synonym used, the goal of "con brio" is to convey a sense of liveliness and vitality in musical performance, reflecting the energetic spirit that lies at the heart of great music.