3
festivity(noun, performance, break, trip, leave)
3
memorialization(performance, party, achievement, triumph, festivity)
3
revel(party, festivity, fete)
3
rite
3
salvo
3
tercentenary
3
wedding anniversary(expression, idiom)
2
feast day(noun, expression, idiom, celebration, holiday)
2
fete(noun, break, trip, leave, fair)
2
gala(noun, performance, break, trip, leave)
2
milestone(noun, mark, sign, achievement, signpost)
2
ovation
2
red-letter day(noun, celebration, day, observance)
2
remembrance(performance, party, achievement, triumph, festivity)
2
toast
2
yearly
1
200th birthday
1
achievement(performance, mark, sign, party, triumph)
1
annual holiday
1
bash(performance, party, achievement, triumph, festivity)
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APASmart Define. (2016). anniversary thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/anniversary/thesaurus/synonyms
ChicagoSmart Define. 2016. "anniversary thesaurus" https://smartdefine.org/anniversary/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, anniversary thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/anniversary/thesaurus/synonyms>.
MLASmart Define. "anniversary thesaurus" 29 February 2016. Web. 25 September 2026. <https://smartdefine.org/anniversary/thesaurus/synonyms>