First and Important

First

First adjective - Coming before all others in importance.
Usage example: there are a number of reasons we can't go, but the first is that we don't have the money

Important and first are semantically related in dominant topic. In some cases you can use "Important" instead an adjective "First", when it comes to topics like governing.

Nearby Word: firstly

Important

Important adjective - Having great meaning or lasting effect.

First and important are semantically related in dominant topic. Sometimes you can use "First" instead an adjective "Important", if it concerns topics such as governing.

Cite this Source
Important and First. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/first/important
First & Important. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/first/important>.
Important or First. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/first/important.
Google Ngram Viewer shows how "first" and "important" have occurred on timeline