Ineffective
Ineffective adjective - Not producing the desired result.
More powerful is an antonym for ineffective.
More powerful
Both terms in one sentence
- The Worf Barrage: Despite being over a hundred times more powerful than the original Krang, the one and only time the Tar-Aiym weapons platform is fired is in the last novel and it proves completely ineffective against the Great Evil.
Source: Literature / Humanx Commonwealth -
In Extreme Ghostbusters, the new crew tried the old proton packs against the Big Bad in the pilot episode and found them to be ineffective, forcing them to come up with a more powerful trap and proton guns.
Source: Break Out the Museum Piece
Cite this Source
More powerful and Ineffective. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/ineffective/more_powerful
Ineffective & More powerful. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/ineffective/more_powerful>.
More powerful or Ineffective. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/ineffective/more_powerful.
Google Ngram Viewer shows how "ineffective" and "more powerful" have occurred on timeline