Countless
Countless adjective - Too many to be counted.
Mutual synonyms
Both words in one sentence
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It's said that plenty of Iraqi troops cracked by the sheer guilt they felt after they had killed countless young children who tried to storm them by sheer numbers.
Source: Useful Notes / IranIraq War - There have been countless instances where Goku could've EASILY ended the fight with the villain of the week, but prolonged it just for the sheer sake of a good fight.
Source: Blood Knight / Anime and Manga -
The Thinking Machine Erasmus in Legends of Dune who preform deadly experiments to countless human slaves out of sheer curiosity, he can be best described as robo-Mengele.
Source: Mad Doctor
Cite this Source
Sheer and Countless. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/countless/sheer
Countless & Sheer. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/countless/sheer>.
Sheer or Countless. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/countless/sheer.
Google Ngram Viewer shows how "countless" and "sheer" have occurred on timeline