Big
Big adjective - Coming before all others in importance.
Usage example: the big story that year was the assassination of the president
Nearby Word: bigness
Greatest
Greatest adjective - Coming before all others in importance.
Usage example: the greatest achievement in the history of cinema
Big is a synonym for greatest in very large topic. You can use "Big" instead the word "Greatest" as an adjective or a noun.
Mutual synonyms
Both words in one sentence
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Parodied in Ansem Retort, where Leeroy Freaking Jenkins, of all people, has a big book of war and is considered one of the greatest tacticians in history.
Source: Big Book of War - And Bulkhead, a big low level rube who is 100% big guy... and the universe's greatest space bridge expert.
Source: Almighty Janitor -
Big Bad: Erebos the Master of Assassins, the greatest warrior of the Faceless, mentioned only briefly in the background story.
Source: Video Game / Might and Magic
Cite this Source
Greatest and Big. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/big/greatest
Big & Greatest. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/big/greatest>.
Greatest or Big. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/big/greatest.
Google Ngram Viewer shows how "big" and "greatest" have occurred on timeline