Refractory
Refractory adjective - Given to resisting authority or another's control.
Unpropitious and refractory are semantically related. In some cases you can use "Unpropitious" instead an adjective "Refractory".
Unpropitious
Unpropitious adjective - Not propitious.
Refractory and unpropitious are semantically related. Sometimes you can use "Refractory" instead an adjective "Unpropitious".
Cite this Source
Unpropitious and Refractory. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/refractory/unpropitious
Refractory & Unpropitious. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/refractory/unpropitious>.
Unpropitious or Refractory. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/refractory/unpropitious.
Google Ngram Viewer shows how "refractory" and "unpropitious" have occurred on timeline