Fantastic and Probable

Fantastic

Fantastic adjective - Too extraordinary or improbable to believe.
Usage example: concocted some fantastic story to try to explain why they had returned home so late

Probable is an antonym for fantastic.

Probable

Probable adjective - Worthy of being accepted as true or reasonable.
Usage example: the counselor could find no probable reason for the girl's bizarre actions

Fantastic is an antonym for probable.

Both words in one sentence

  • Later historians could note that the numbers given by Herodotus, especially for Xerxes' army, are too fantastic to be true, but are left to speculate as to what the actual ones may have been according to what they think is probable.
Cite this Source
Probable and Fantastic. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/fantastic/probable
Fantastic & Probable. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/fantastic/probable>.
Probable or Fantastic. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/fantastic/probable.
Google Ngram Viewer shows how "fantastic" and "probable" have occurred on timeline