Operational
Operational adjective - Being in effective operation.
Vigorous and operational are semantically related. In some cases you can use "Vigorous" instead an adjective "Operational".
Vigorous
Vigorous adjective - Having active strength of body or mind.
Operational and vigorous are semantically related. Sometimes you can use "Operational" instead an adjective "Vigorous".
Cite this Source
Vigorous and Operational. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/operational/vigorous
Operational & Vigorous. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/operational/vigorous>.
Vigorous or Operational. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/operational/vigorous.
Google Ngram Viewer shows how "operational" and "vigorous" have occurred on timeline