Serious and Ungrounded
Opposite meaning words
Serious
Serious adjective - Not joking or playful in mood or manner.
Ungrounded is an antonym for serious.
Nearby Words: seriously, seriousness
Ungrounded
Cite this Source
Ungrounded and Serious. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/serious/ungrounded
Serious & Ungrounded. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/serious/ungrounded>.
Ungrounded or Serious. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/serious/ungrounded.
Google Ngram Viewer shows how "serious" and "ungrounded" have occurred on timeline