Groundless and Informed
Opposite meaning words
Groundless
Groundless adjective - Having no basis in reason or fact.
Usage example: fears of a strike proved groundless
Informed is an antonym for groundless.
Nearby Words: ground, groundlessness
Informed
Informed adjective - Based on sound reasoning or information.
Usage example: the expert's informed opinion persuaded many fence-sitters to get a flu shot
Groundless is an antonym for informed.
Cite this Source
Informed and Groundless. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/groundless/informed
Groundless & Informed. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/groundless/informed>.
Informed or Groundless. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/groundless/informed.
Google Ngram Viewer shows how "groundless" and "informed" have occurred on timeline