Not effective and Powerful

Opposite meaning terms

Definitions of Not effective not found.

Powerful is an antonym for not effective in useless topic.

Powerful adjective - Having great power or influence.

Show all Definitions

Not effective is an antonym for powerful.

Cite this Source

Powerful and Not effective. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/not_effective/powerful

Not effective & Powerful. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/not_effective/powerful>.

Powerful or Not effective. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/not_effective/powerful.

Google Ngram Viewer shows how "not effective" and "powerful" have occurred on timeline