Hare-brained and Serious
Opposite meaning words
Hare-brained
Serious
Serious adjective - Not joking or playful in mood or manner.
Hare-brained is an antonym for serious.
Nearby Words: seriously, seriousness
Cite this Source
Serious and Hare-brained. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/hare-brained/serious
Hare-brained & Serious. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/hare-brained/serious>.
Serious or Hare-brained. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/hare-brained/serious.