Groundless
Groundless adjective - Having no basis in reason or fact.
Irregular and groundless are semantically related. In some cases you can use "Irregular" instead an adjective "Groundless".
Nearby Words: ground, groundlessness
Irregular
Irregular adjective - Departing from some accepted standard of what is normal.
Groundless and irregular are semantically related. Sometimes you can use "Groundless" instead an adjective "Irregular".
Nearby Words: irregularity, irregularly
Mutual synonyms
Cite this Source
Irregular and Groundless. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/groundless/irregular
Groundless & Irregular. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/groundless/irregular>.
Irregular or Groundless. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/groundless/irregular.
Google Ngram Viewer shows how "groundless" and "irregular" have occurred on timeline