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triennial Synonyms
Another word for triennial
Choosing another word for triennial that fits your sentence is easier when synonyms and similar words are paired with an exact noun definition and ranked by match strength.
• noun (Context 1)
An event, festival, exhibition, or anniversary that takes place every three years, or a period of three years.
Usage Example
"Curators from around the world gathered in Milan for the prestigious architecture and design triennium."
Strong
triennium
Opposites of triennial
The opposite of triennial shifts depending on context. Common opposites include:
perennial
• Nearby Words
Cite this Entry
Wordmom. (2026). Synonyms for Triennial. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/triennial