Proper
Rightful
Rightful adjective - Being what is called for by accepted standards of right and wrong.
Usage example: in light of her admission of having lied, the only rightful course of action for the governor would be to resign
Proper is a synonym for rightful in right topic. You can use "Proper" instead an adjective "Rightful", if it concerns topics such as legitimate, lawful, fair, due.
Mutual synonyms
Cite this Source
Rightful and Proper. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/proper/rightful
Proper & Rightful. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/proper/rightful>.
Rightful or Proper. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/proper/rightful.
Google Ngram Viewer shows how "proper" and "rightful" have occurred on timeline