Unsubstantial
Unsubstantial adjective - Not composed of matter.
Unbacked and unsubstantial are semantically related In some cases you can use "Unbacked" instead an adjective "Unsubstantial".
Nearby Word: unsubstantially
Unbacked
Unbacked adjective - Unsupported by other people.
Unsubstantial and unbacked are semantically related in flimsy topic. Sometimes you can use "Unsubstantial" instead an adjective "Unbacked".
Mutual synonyms
Related pairs
- delicate and unsubstantial
- delicate and unbacked
- weak and unsubstantial
- weak and unbacked
- false and unsubstantial
- false and unbacked
- fragile and unsubstantial
- fragile and unbacked
- frail and unsubstantial
- frail and unbacked
- insubstantial and unsubstantial
- insubstantial and unbacked
- unsteady and unsubstantial
- unsteady and unbacked
Cite this Source
Unbacked and Unsubstantial. (2016). Retrieved 2026, August 09, from https://thesaurus.plus/related/unsubstantial/unbacked
Unsubstantial & Unbacked. N.p., 2016. Web. 09 Aug. 2026. <https://thesaurus.plus/related/unsubstantial/unbacked>.
Unbacked or Unsubstantial. 2016. Accessed August 09, 2026. https://thesaurus.plus/related/unsubstantial/unbacked.
Google Ngram Viewer shows how "unsubstantial" and "unbacked" have occurred on timeline