more dense contracting in following sinking on transfer that are more dense
diffusion is spread. spilling is flowing_from_container. cdrw is compact_disc. liquid_water is denser_than_air. solid_passing_between_fluids is solid_exiting_fluid. settling is sinking. submergence is sinking. burning_compact_disk is copying_file. dense_leaved_elodea is waterweed. proliferation is growth.