springy 
/ˈsprɪŋi/ adjective
spring·i·er; spring·i·est /ˈsprɪŋi/ adjective 1 : returning to an original shape when pressed down, twisted, stretched, etc.
▪ a springy bed ▪ springy vines 2 : having or showing lively and energetic movement
▪ He walks with a springy step.
▪ a springy bed ▪ springy vines
▪ He walks with a springy step.
— spring·i·ness /ˈsprɪŋinəs/ noun [noncount]
▪ The cushion has lost its springiness.
/ˈsprɪŋinəs/ noun [noncount] ▪ The cushion has lost its springiness.
