Levelheaded
Levelheaded adjective - Based on sound reasoning or information.
Mature and levelheaded are semantically related. In some cases you can use "Mature" instead an adjective "Levelheaded".
Mature
Mature adjective - Fully grown or developed.
Levelheaded and mature are semantically related. Sometimes you can use "Levelheaded" instead an adjective "Mature".
Mutual synonyms
Both words in one sentence
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She's often portrayed as the most mature and levelheaded of the kids, but she has her ditzy Dumb Blonde moments, especially in season 5.
Source: The Ditz -
Mars then wonders out loud about how levelheaded and mature Neptune is compared to herself, so when Neptune responds to her statement, she at first thinks Neptune read her mind, until she points out that Mars said it aloud without hesitation.
Source: Did I Just Say That Out Loud? -
He's levelheaded, uptight, and mature, while she is loud, neurotic, and overemotional.
Source: Savvy Guy, Energetic Girl
Cite this Source
Mature and Levelheaded. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/levelheaded/mature
Levelheaded & Mature. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/levelheaded/mature>.
Mature or Levelheaded. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/levelheaded/mature.
Google Ngram Viewer shows how "levelheaded" and "mature" have occurred on timeline