Respuesta :
Answer: The word "vivacious" means "full of animation, lively".
Explanation: "Vivacious" is an adjective used to describe someone as lively, that is to say as being active and full of life. In other words, "vivacious" means "animated" and "enthusiastic". An antonym of "vivacious" is "boring" since it is used to describe someone as the exact opposite: as "insipid" and "uninteresting". In the sentence provided, "vivacious", as well as "energetic", is describing the noun "cheerleaders".