Caustic
Caustic adjective - Marked by the use of wit that is intended to cause hurt feelings.
Keener and caustic are semantically related In some cases you can replace term "Keener" with "Caustic", this adjectives are similar.
Nearby Words: causticity, caustically
Keener
Mutual synonyms
Cite this Source
Keener and Caustic. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/caustic/keener
Caustic & Keener. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/caustic/keener>.
Keener or Caustic. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/caustic/keener.
Google Ngram Viewer shows how "caustic" and "keener" have occurred on timeline