"Bouncingly" is an adverb that means "with energy and enthusiasm," and can be replaced with other synonyms like "vibrantly," "lively," "sprightly," or "peppy." Other words that can be used to describe an energetic action include "rebounding," "springing," "leaping," or "bounding." These words can convey a sense of liveliness and excitement, which can be applied to various scenarios, such as sports, dance parties, or even daily activities like walking or running. Ultimately, the use of such synonyms can help add more color and flair to one's writing, making it more engaging and memorable for readers.