Not effective
Unable and not effective are semantically related. in useless topic. In some cases you can use "Unable" instead an adjective phrase "Not effective".
Unable
Unable adjective - Lacking qualities (as knowledge, skill, or ability) required to do a job.
Not effective and unable are semantically related. You can use "Not effective" instead an adjective "Unable".
Mutual synonyms
Related pairs
- inferior and not effective
- inferior and unable
- inept and not effective
- inept and unable
- incompetent and not effective
- incompetent and unable
- inefficient and not effective
- inefficient and unable
- inadequate and not effective
- inadequate and unable
- feeble and not effective
- feeble and unable
- worthless and not effective
- worthless and unable
Both terms in one sentence
- The conditioning is not effective, so in order to compensate, the Lord and Ladies keep on conditioning their citizens until they are unable to feel anything other than hatred.
Source: Some Anvils Need to Be Dropped
Cite this Source
Unable and Not effective. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/not_effective/unable
Not effective & Unable. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/not_effective/unable>.
Unable or Not effective. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/not_effective/unable.
Google Ngram Viewer shows how "not effective" and "unable" have occurred on timeline