Groundless and Strong
Opposite meaning words
Groundless
Groundless adjective - Having no basis in reason or fact.
Strong is an antonym for groundless.
Nearby Words: ground, groundlessness
Strong
Strong adjective - Having the power to persuade.
Usage example: made a strong argument for starting school an hour later each day
Groundless is an antonym for strong.
Nearby Word: strongly
Cite this Source
Strong and Groundless. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/groundless/strong
Groundless & Strong. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/groundless/strong>.
Strong or Groundless. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/groundless/strong.
Google Ngram Viewer shows how "groundless" and "strong" have occurred on timeline