Concrete and Phantasma

Concrete

Concrete noun - A strong hard building material composed of sand and gravel and cement and water.

Phantasma is an antonym for concrete.

Phantasma

Phantasma noun - Something existing in perception only.

Concrete is an antonym for phantasma in dream topic.
Cite this Source
Phantasma and Concrete. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/concrete/phantasma
Concrete & Phantasma. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/concrete/phantasma>.
Phantasma or Concrete. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/concrete/phantasma.
Google Ngram Viewer shows how "concrete" and "phantasma" have occurred on timeline