springy vs bouncy

springy and bouncy both are adjectives.

Word	Noun	Adjective	Verb	Adverb
springy	No	Yes	No	No
bouncy	No	Yes	No	No

As adjectives, springy and bouncy are synonyms defined as:

Other synonyms of springy include live, lively, resilient.

springy (adjective)	bouncy (adjective)
(of movements) light and confidently active	elastic; rebounds readily
elastic; rebounds readily	marked by lively action