False
False adjective - Not being in agreement with what is true.
Groundless is a synonym for false in fallacious topic. In some cases you can use "Groundless" instead an adjective "False".
Groundless
Groundless adjective - Having no basis in reason or fact.
Usage example: fears of a strike proved groundless
False is a synonym for groundless in baseless topic. You can use "False" instead an adjective "Groundless", if it concerns topics such as justification, fallacious.
Nearby Words: ground, groundlessness
Mutual synonyms
Related pairs
Cite this Source
Groundless and False. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/false/groundless
False & Groundless. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/false/groundless>.
Groundless or False. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/false/groundless.
Google Ngram Viewer shows how "false" and "groundless" have occurred on timeline