Insubstantial
Insubstantial adjective - Being of a material lacking in sturdiness or substance.
Spare and insubstantial are semantically related in scanty topic. In some cases you can use "Spare" instead an adjective "Insubstantial".
Spare
Spare adjective - Being over what is needed.
Insubstantial and spare are semantically related in scanty topic. Sometimes you can use "Insubstantial" instead an adjective "Spare".
Cite this Source
Spare and Insubstantial. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/insubstantial/spare
Insubstantial & Spare. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/insubstantial/spare>.
Spare or Insubstantial. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/insubstantial/spare.
Google Ngram Viewer shows how "insubstantial" and "spare" have occurred on timeline