Keen
Keen adjective - Able to sense slight impressions or differences.
Zestful and keen are semantically related. in enthusiastic topic. In some cases you can use "Zestful" instead an adjective "Keen".
Zestful
Zestful adjective - Marked by spirited enjoyment.
Mutual synonyms
Cite this Source
Zestful and Keen. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/keen/zestful
Keen & Zestful. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/keen/zestful>.
Zestful or Keen. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/keen/zestful.
Google Ngram Viewer shows how "keen" and "zestful" have occurred on timeline