A group of thrills is commonly called a Raffle. Other collective nouns you may see include Bubble and Soar.
A collective noun for thrills is a "rush." The term perfectly captures the essence of a thrilling experience, referring to the surge of exhilaration that encompasses a collective group of individuals in a particular moment. Just as a flock of birds or a pack of wolves exhibit a cohesive unit, a rush exemplifies the shared sensation of adrenaline and excitement among multiple people. Whether it arises from adventurous activities like skydiving, roller coasters, or extreme sports, or from a shared experience such as attending a concert or witnessing an exhilarating performance, a rush binds individuals together through the intensity of the moment. This collective noun effectively encapsulates the all-encompassing power of thrills, emphasizing the communal aspect of seeking exhilaration and unforgettable experiences in the company of others.
Known collective nouns for Thrills include: