Conscientious
Conscientious adjective - Guided by or in accordance with one's sense of right and wrong.
Usage example: operated on the belief that most people are conscientious, the unattended farm stand has a price list and a money drawer for customers to leave payment for their purchases
Ethical is a synonym for conscientious in devoted topic. In some cases you can use "Ethical" instead an adjective "Conscientious".
Ethical
Ethical adjective - Following the accepted rules of moral conduct.
Usage example: the ethical course of action for the senator who lied to Congress would be to resign
Conscientious is a synonym for ethical in devoted topic. You can use "Conscientious" instead an adjective "Ethical", if it concerns topics such as moral.
Mutual synonyms
Related pairs
Both words in one sentence
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By-the-Book Cop: Captain Furillo is very conscientious about following all regulations and ethical guidelines to the letter, and expects his subordinates to do the same.
Source: Series / Hill Street Blues
Cite this Source
Ethical and Conscientious. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/conscientious/ethical
Conscientious & Ethical. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/conscientious/ethical>.
Ethical or Conscientious. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/conscientious/ethical.
Google Ngram Viewer shows how "conscientious" and "ethical" have occurred on timeline