Defenceless
Defenceless adjective - Lacking protection or support.
Unable and defenceless are semantically related. In some cases you can use "Unable" instead an adjective "Defenceless".
Nearby Word: defence
Unable
Unable adjective - Lacking qualities (as knowledge, skill, or ability) required to do a job.
Defenceless and unable are semantically related. Sometimes you can use "Defenceless" instead an adjective "Unable".
Mutual synonyms
Related pairs
- poor and defenceless
- poor and unable
- helpless and defenceless
- helpless and unable
- feeble and defenceless
- feeble and unable
- weak and defenceless
- weak and unable
- barren and defenceless
- barren and unable
- ineffective and defenceless
- ineffective and unable
- ineffectual and defenceless
- ineffectual and unable
Both words in one sentence
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The machine, being unable to fathom why the heck anyone wants mere dried leaves in boiling water, hijacks the starship's entire computing power to work on the problem, leaving the ship defenceless against a missile attack.
Source: Vengeful Vending Machine
Cite this Source
Unable and Defenceless. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/defenceless/unable
Defenceless & Unable. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/defenceless/unable>.
Unable or Defenceless. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/defenceless/unable.
Google Ngram Viewer shows how "defenceless" and "unable" have occurred on timeline