Devoir
Devoir noun - Something one must do because of prior agreement.
Usage example: patient confidentiality has long been an integral part of a physician's professional devoir
Troth
Troth noun - A person's solemn declaration that he or she will do or not do something.
Nearby Word: trot
Mutual synonyms
Cite this Source
Troth and Devoir. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/devoir/troth
Devoir & Troth. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/devoir/troth>.
Troth or Devoir. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/devoir/troth.
Google Ngram Viewer shows how "devoir" and "troth" have occurred on timeline