Insubstantial and Implausible

Insubstantial

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

Implausible and insubstantial are semantically related. in weak topic. In some cases you can use "Implausible" instead an adjective "Insubstantial".

Implausible

Implausible adjective - Too extraordinary or improbable to believe.

Insubstantial and implausible are semantically related. Sometimes you can use "Insubstantial" instead an adjective "Implausible".

Nearby Word: implausibly
Cite this Source
Implausible and Insubstantial. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/insubstantial/implausible
Insubstantial & Implausible. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/insubstantial/implausible>.
Implausible or Insubstantial. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/insubstantial/implausible.
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