Impossible
Impossible adjective - Incapable of being solved or accomplished.
Usage example: fitting everything in my backpack seemed an impossible task
Probable is an antonym for impossible.
Nearby Words: impossibility, impossibly
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
Both words in one sentence
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In Digger, the dead god underground is bound by chains made by dwarfs of impossible things, in a probable shout out to Norse Mythology.
Source: Supernormal Bindings - The James Bond series, even though the producers' motto is "Wildly beyond the probable, but never beyond the impossible", has plenty of this due to Sequel Escalation.
Source: Serial Escalation / Film -
Supernormal Bindings: The dead god underground is bound by chains made by dwarfs of impossible things, in a probable shout out to Norse Mythology.
Source: Webcomic / Digger
Cite this Source
Probable and Impossible. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/impossible/probable
Impossible & Probable. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/impossible/probable>.
Probable or Impossible. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/impossible/probable.
Google Ngram Viewer shows how "impossible" and "probable" have occurred on timeline