Octennial
Sextennial and octennial are semantically related. In some cases you can replace term "Sextennial" with "Octennial", this words are similar.
Sextennial
Octennial and sextennial are semantically related. Sometimes you can replace term "Octennial" with "Sextennial", this words are similar.
Mutual synonyms
Cite this Source
Sextennial and Octennial. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/octennial/sextennial
Octennial & Sextennial. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/octennial/sextennial>.
Sextennial or Octennial. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/octennial/sextennial.
Google Ngram Viewer shows how "octennial" and "sextennial" have occurred on timeline