Oppugnant
Sour and oppugnant are semantically related. in hostile topic. In some cases you can use "Sour" instead an adjective "Oppugnant", when it comes to topics like antagonistic.
Mutual synonyms
Cite this Source
Sour and Oppugnant. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/oppugnant/sour
Oppugnant & Sour. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/oppugnant/sour>.
Sour or Oppugnant. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/oppugnant/sour.
Google Ngram Viewer shows how "oppugnant" and "sour" have occurred on timeline