Synonyms|12Antonyms|0|Broader|0Narrower|0Related|0
1
anniversary
1
bicentennial
1
biennial
1
centennial
1
commemoration
1
jubilee
1
leap year
1
name day
1
natal day
1
sesquicentennial
1
tercentenary
1
triennial
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APASmart Define. (2015). tricennial thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/tricennial/thesaurus/synonyms
ChicagoSmart Define. 2015. "tricennial thesaurus" https://smartdefine.org/tricennial/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, tricennial thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/tricennial/thesaurus/synonyms>.
MLASmart Define. "tricennial thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/tricennial/thesaurus/synonyms>