Grown up
Mellow and grown up are semantically related. in experienced topic. In some cases you can use "Mellow" instead an adjective phrase "Grown up".
Mutual synonyms
Both terms in one sentence
- In The O.C., Summer meets and is courted by "Che" (played by Chris Pratt), a hippy student who claims to have "grown up on a reservation" and is generally very mellow and seemingly down-to-earth.
Source: Secretly Wealthy
Cite this Source
Mellow and Grown up. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/grown_up/mellow
Grown up & Mellow. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/grown_up/mellow>.
Mellow or Grown up. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/grown_up/mellow.
Google Ngram Viewer shows how "grown up" and "mellow" have occurred on timeline