Groundless
Groundless adjective - Having no basis in reason or fact.
Insubstantial and groundless are semantically related. In some cases you can use "Insubstantial" instead an adjective "Groundless".
Nearby Words: ground, groundlessness
Insubstantial
Insubstantial adjective - Being of a material lacking in sturdiness or substance.
Groundless and insubstantial are semantically related. Sometimes you can use "Groundless" instead an adjective "Insubstantial".
Mutual synonyms
Related pairs
- empty and groundless
- empty and insubstantial
- weak and groundless
- weak and insubstantial
- false and groundless
- false and insubstantial
- idle and groundless
- idle and insubstantial
- imaginary and groundless
- imaginary and insubstantial
- flimsy and groundless
- flimsy and insubstantial
- tenuous and groundless
- tenuous and insubstantial
Cite this Source
Insubstantial and Groundless. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/groundless/insubstantial
Groundless & Insubstantial. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/groundless/insubstantial>.
Insubstantial or Groundless. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/groundless/insubstantial.
Google Ngram Viewer shows how "groundless" and "insubstantial" have occurred on timeline