Dubious
Dubious adjective - Giving good reason for being doubted, questioned, or challenged.
Unprincipled and dubious are semantically related. In some cases you can use "Unprincipled" instead an adjective "Dubious".
Unprincipled
Unprincipled adjective - Not guided by or showing a concern for what is right.
Dubious and unprincipled are semantically related. Sometimes you can use "Dubious" instead an adjective "Unprincipled".
Mutual synonyms
Cite this Source
Unprincipled and Dubious. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/dubious/unprincipled
Dubious & Unprincipled. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/dubious/unprincipled>.
Unprincipled or Dubious. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/dubious/unprincipled.
Google Ngram Viewer shows how "dubious" and "unprincipled" have occurred on timeline