Demonstrated
Demonstrated adjective - Having been demonstrated or verified beyond doubt.
Extended and demonstrated are semantically related. In some cases you can use "Extended" instead a verb "Demonstrated".
Extended
Extended adjective - Expressing one thing in terms normally used for another.
Demonstrated and extended are semantically related. Sometimes you can use "Demonstrated" instead a verb "Extended".
Both words in one sentence
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In story, Colonel Autumn even demonstrated earlier that it's possible to spend an extended time in that chamber without ill effects.
Source: Stupid Sacrifice - Like the Steve Rogers example above, the DC Extended Universe version of Superman is every bit the altruistic and compassionate individual one expects him to be, as demonstrated in his rescue of the soldier firing at him during the battle of Metropolis.
Source: Good Is Not Soft
Cite this Source
Extended and Demonstrated. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/demonstrated/extended
Demonstrated & Extended. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/demonstrated/extended>.
Extended or Demonstrated. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/demonstrated/extended.
Google Ngram Viewer shows how "demonstrated" and "extended" have occurred on timeline