Challenging
Challenging adjective - Requiring considerable physical or mental effort.
Influential and challenging are semantically related. In some cases you can use "Influential" instead an adjective "Challenging".
Influential
Influential adjective - Having power over the minds or behavior of others.
Challenging and influential are semantically related. Sometimes you can use "Challenging" instead an adjective "Influential".
Mutual synonyms
Cite this Source
Influential and Challenging. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/challenging/influential
Challenging & Influential. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/challenging/influential>.
Influential or Challenging. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/challenging/influential.
Google Ngram Viewer shows how "challenging" and "influential" have occurred on timeline