Probable and Unapt

Probable

Probable adjective - Worthy of being accepted as true or reasonable.

Unapt is an antonym for probable.

Unapt

Unapt adjective - Not likely to be true or to occur.
Usage example: at this point an admission of guilt from him would be most unapt

Probable is an antonym for unapt.
Cite this Source
Unapt and Probable. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/probable/unapt
Probable & Unapt. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/probable/unapt>.
Unapt or Probable. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/probable/unapt.
Google Ngram Viewer shows how "probable" and "unapt" have occurred on timeline