Big
Important
Important adjective - Having great meaning or lasting effect.
Usage example: the discovery of penicillin was a very important event in the history of medicine
Big is a synonym for important in valuable topic. You can use "Big" instead the word "Important" as an adjective or a noun. informal substitute
Mutual synonyms
Both words in one sentence
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Light for putting him in a single button-operated time suit with overly complex controls in a previous arc (not a red button, but a big and important one nonetheless).
Source: Big Red Button -
Also, trying to remove important or big things won't work completely, as the universe will try to fit something else in the hole.
Source: Ret Gone -
And when it comes to titles and headlines, we naturally assume that for something as big and important as that, of course somebody else would have caught a big obvious mistake, right?
Source: Tyop on the Cover
Cite this Source
Important and Big. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/big/important
Big & Important. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/big/important>.
Important or Big. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/big/important.
Google Ngram Viewer shows how "big" and "important" have occurred on timeline