Duty
Duty noun - A charge usually of money collected by the government from people or businesses for public use.
Efficiency and duty are semantically related. In some cases you can use "Efficiency" instead a noun "Duty".
Efficiency
Efficiency noun - The power to produce a desired result.
Duty and efficiency are semantically related. Sometimes you can replace term "Duty" with "Efficiency", this nouns are similar.
Mutual synonyms
How words are described
Both words in one sentence
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Upon seeing a situation that can be resolved with application of overwhelming force (such as say, a terrorist attack involving something other than a suicide bomber), off duty soldiers that just so happened to be in the area have been known to intervene with lethal efficiency.
Source: Apathetic Citizens -
Redcloak: All efficiency, and warrior's codes, and sense of duty, with their military this and discipline that, and— and I'm not helping my case at all, am I?
Source: Not Helping Your Case
Cite this Source
Efficiency and Duty. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/duty/efficiency
Duty & Efficiency. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/duty/efficiency>.
Efficiency or Duty. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/duty/efficiency.
Google Ngram Viewer shows how "duty" and "efficiency" have occurred on timeline