Misconduct
Misconduct noun - A sexual encounter or relationship between a married person and someone other than their spouse.
Usage example: both parties cited misconduct as the reason for the divorce
Perfidiousness and misconduct are semantically related. In some cases you can use "Perfidiousness" instead a noun "Misconduct".
Perfidiousness
Perfidiousness noun - Lack of faithfulness especially to one's husband or wife.
Misconduct and perfidiousness are semantically related. Sometimes you can use "Misconduct" instead a noun "Perfidiousness".
Mutual synonyms
Cite this Source
Perfidiousness and Misconduct. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/misconduct/perfidiousness
Misconduct & Perfidiousness. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/misconduct/perfidiousness>.
Perfidiousness or Misconduct. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/misconduct/perfidiousness.
Google Ngram Viewer shows how "misconduct" and "perfidiousness" have occurred on timeline