Synonyms for Spongy (same or very similar meaning)
WordNet sense 1 (easily squashed; resembling a sponge in having soft porous texture and compressibility):
squashy, squishy, spongelike
WordNet sense 2 (yielding readily to pressure or weight):
soft
WordNet sense 3 (having power or capacity or tendency to absorb or soak up something (liquids or energy etc.)):
absorbent, absorptive
From the ODE community, based on WordNet
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