Acerb
Acerb adjective - Marked by the use of wit that is intended to cause hurt feelings.
Usage example: a professor with a rather acerb sense of humor
Caustic
Caustic adjective - Marked by the use of wit that is intended to cause hurt feelings.
Usage example: caustic movie reviews that serve mainly to show how clever the reviewer is
Acerb is a synonym for caustic in sarcastic topic. You can use "Acerb" instead an adjective "Caustic".
Nearby Words: causticity, caustically
Mutual synonyms
Cite this Source
Caustic and Acerb. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/acerb/caustic
Acerb & Caustic. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/acerb/caustic>.
Caustic or Acerb. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/acerb/caustic.
Google Ngram Viewer shows how "acerb" and "caustic" have occurred on timeline