Grown up
Prime and grown up are semantically related. in developed topic. In some cases you can use "Prime" instead an adjective phrase "Grown up", when it comes to topics like experienced.
Cite this Source
Prime and Grown up. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/grown_up/prime
Grown up & Prime. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/grown_up/prime>.
Prime or Grown up. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/grown_up/prime.
Google Ngram Viewer shows how "grown up" and "prime" have occurred on timeline