More mature
Older and more mature are semantically related. in born earlier topic. In some cases you can use "Older" instead an adjective phrase "More mature".
Older
Older adjective - Being of advanced years and especially past middle age.
More mature and older are semantically related. You can use "More mature" instead an adjective "Older".
Mutual synonyms
Both terms in one sentence
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Immortal Immaturity: Fae generally don't act any older or more mature than they appear by human standards.
Source: Series / Lost Girl -
Maybe Rui, since his long-time love interest Shizuka is actually older and more mature than he is.
Source: Likes Older Women - Age Is Relative Characters who are more competent will also look older/more mature.
Source: Rule of Perception
Cite this Source
Older and More mature. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/more_mature/older
More mature & Older. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/more_mature/older>.
Older or More mature. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/more_mature/older.
Google Ngram Viewer shows how "more mature" and "older" have occurred on timeline