Base
Base adjective - Not following or in accordance with standards of honor and decency.
Unpropitious and base are semantically related. In some cases you can use "Unpropitious" instead an adjective "Base".
Unpropitious
Unpropitious adjective - Not propitious.
Base and unpropitious are semantically related. Sometimes you can use "Base" instead an adjective "Unpropitious".
Cite this Source
Unpropitious and Base. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/base/unpropitious
Base & Unpropitious. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/base/unpropitious>.
Unpropitious or Base. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/base/unpropitious.
Google Ngram Viewer shows how "base" and "unpropitious" have occurred on timeline