Insubstantial and Phantasmic

Insubstantial

Insubstantial adjective - Being of a material lacking in sturdiness or substance.

Phantasmic and insubstantial are semantically related. in immaterial topic. In some cases you can use "Phantasmic" instead an adjective "Insubstantial". rare substitute

Phantasmic

Phantasmic adjective - Not real and existing only in the imagination.

Insubstantial and phantasmic are semantically related. Sometimes you can use "Insubstantial" instead an adjective "Phantasmic".
Cite this Source
Phantasmic and Insubstantial. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/insubstantial/phantasmic
Insubstantial & Phantasmic. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/insubstantial/phantasmic>.
Phantasmic or Insubstantial. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/insubstantial/phantasmic.
Google Ngram Viewer shows how "insubstantial" and "phantasmic" have occurred on timeline