spongious
/ˌspɒn.dʒɪ.əs/Definitions
1. adjective
relating to or resembling a sponge, especially in being porous and having a spongy texture
“The spongious structure of coral reefs provides habitat for a diverse range of marine life.”
2. noun
a spongy substance or tissue
“The spongious tissue in the brain helps to cushion the impact of blows to the head.”