All important
All important adjective - Of the greatest importance.
Prime and all important are semantically related. in essential topic. In some cases you can use "Prime" instead an adjective phrase "All important".
Prime
Prime adjective - Highest in rank or authority.
All important and prime are semantically related. Sometimes you can replace phrase "All important" with "Prime", this terms are similar.
Mutual synonyms
Cite this Source
Prime and All important. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/all_important/prime
All important & Prime. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/all_important/prime>.
Prime or All important. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/all_important/prime.
Google Ngram Viewer shows how "all important" and "prime" have occurred on timeline