Groundless
Groundless adjective - Having no basis in reason or fact.
Unpredictable and groundless are semantically related. In some cases you can use "Unpredictable" instead an adjective "Groundless".
Nearby Words: ground, groundlessness
Unpredictable
Unpredictable adjective - Likely to change frequently, suddenly, or unexpectedly.
Groundless and unpredictable are semantically related. Sometimes you can use "Groundless" instead an adjective "Unpredictable".
Nearby Word: unpredictability
Mutual synonyms
Cite this Source
Unpredictable and Groundless. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/groundless/unpredictable
Groundless & Unpredictable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/groundless/unpredictable>.
Unpredictable or Groundless. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/groundless/unpredictable.
Google Ngram Viewer shows how "groundless" and "unpredictable" have occurred on timeline