Certain
Certain adjective - Impossible to avoid or evade.
Usage example: as he got older, the athlete began to feel the certain effects of the aging process on his body
Unlikely
Both words in one sentence
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Certain mamodo who are unlikely to want to use their spells at all are given evil alternate personalities that love fighting.
Source: Manga / Zatch Bell! -
So while certain things might be lost forever for a given run, it's pretty unlikely.
Source: Video Game / SteamWorld Dig -
Mike has already been working there for some time by then, in spite of...certain factors that may render this unlikely.
Source: Webcomic / Shortpacked!
Cite this Source
Unlikely and Certain. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/certain/unlikely
Certain & Unlikely. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/certain/unlikely>.
Unlikely or Certain. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/certain/unlikely.
Google Ngram Viewer shows how "certain" and "unlikely" have occurred on timeline