Believable and Unknowable
Opposite meaning words
Believable
Believable adjective - Worthy of being accepted as true or reasonable.
Unknowable is an antonym for believable.
Unknowable
Unknowable adjective - Not knowable.
Believable is an antonym for unknowable in topics: belief, mind-boggling, hard to believe, not understandable.
Cite this Source
Unknowable and Believable. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/believable/unknowable
Believable & Unknowable. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/believable/unknowable>.
Unknowable or Believable. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/believable/unknowable.
Google Ngram Viewer shows how "believable" and "unknowable" have occurred on timeline