panje gismu

x1 is a quantity of/contains/is made of sponge/porous material.

Also metaphorically used for coral, Swiss cheese. See also cokcu for a generalized absorbant.

In notes:

x1 soaks up/absorbs/sucks up x2 from x3 into x4; x1 is an absorbant.
x1 is a quantity of fluff of composition/structure/characterization/substance x2; x1 is fluffy/airy/soft/fuzzy in texture