Featherbrained and Sedate
Opposite meaning words
Featherbrained
Featherbrained adjective - Lacking in seriousness or maturity.
Usage example: some featherbrained youngsters giggled through the graduation ceremonies
Sedate is an antonym for featherbrained.
Sedate
Sedate adjective - Not joking or playful in mood or manner.
Usage example: while not exactly cold, the doctor does maintain a sedate and purely professional demeanor with his patients
Featherbrained is an antonym for sedate.
Cite this Source
Sedate and Featherbrained. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/featherbrained/sedate
Featherbrained & Sedate. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/featherbrained/sedate>.
Sedate or Featherbrained. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/featherbrained/sedate.
Google Ngram Viewer shows how "featherbrained" and "sedate" have occurred on timeline