Soft
Soft adjective - Not loud in pitch or volume.
Spongiform and soft are semantically related. In some cases you can use "Spongiform" instead an adjective "Soft".
Spongiform
Cite this Source
Spongiform and Soft. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/soft/spongiform
Soft & Spongiform. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/soft/spongiform>.
Spongiform or Soft. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/soft/spongiform.
Google Ngram Viewer shows how "soft" and "spongiform" have occurred on timeline