Cancelled
Cancelled adjective - (of events) no longer planned or scheduled.
Ineffective and cancelled are semantically related. In some cases you can use "Ineffective" instead an adjective "Cancelled".
Ineffective
Ineffective adjective - Not producing the desired result.
Cancelled and ineffective are semantically related. Sometimes you can use "Cancelled" instead an adjective "Ineffective".
Mutual synonyms
Both words in one sentence
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In Nethack directly wishing for more wishes is plain not allowed, and wishing for wish items is ineffective; wishing for a magic lamp just gives an ordinary oil lamp, and wishing for a wand of wishing gives one that's empty (90%) or cancelled (10%).
Source: Wishing for More Wishes
Cite this Source
Ineffective and Cancelled. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/cancelled/ineffective
Cancelled & Ineffective. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/cancelled/ineffective>.
Ineffective or Cancelled. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/cancelled/ineffective.
Google Ngram Viewer shows how "cancelled" and "ineffective" have occurred on timeline