Triennial
Triennial adjective - Occurring every third year or lasting 3 years.
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Synonyms for Triennial
Third
Third adjective - Coming next after the second and just before the fourth in position.
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Synonyms for Third
Triennial and third are semantically related in after second topic. You can use "Triennial" instead an adjective "Third". popular alternative
Nearby Word: thirdly
Mutual synonyms
Cite this Source
Third and Triennial. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/triennial/third
Triennial & Third. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/triennial/third>.
Third or Triennial. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/triennial/third.
Google Ngram Viewer shows how "triennial" and "third" have occurred on timeline