22
birthdate(noun, number, celebrate, celebrity, birth)
21
date of birth(noun, expression, idiom, remember, celebration)
21
celebration(noun, party, achievement, entertainment, festivity)
20
anniversary(noun, performance, party, achievement, triumph)
20
birth(noun, number, celebrate, celebrity, date)
19
natal day(noun, expression, idiom, celebrate, birth)
16
birth date(noun, expression, remember, celebration, age)
15
jubilee(noun, performance, party, triumph, date)
12
birthday party(noun, expression, celebrate, birth, date)
12
special day(noun, expression, remember, celebration, age)
11
day of the month(noun, expression, remember, celebration, age)
10
b-day(noun, celebrate, birth, date, day)
10
natalday(noun, celebrate, birth, date, day)
8
nataldate(noun, celebrate, birth, date)
7
day of one's birth(noun, expression, birth, date, day)
4
bicentennial(noun, adjective, regularity of recurrence periodicity, anniversary, bicentenary)
4
tercentenary(noun, remember, celebration, age, date)
4
tercentennial(adjective, number, celebrate, birth, date)
4
triennial(adjective, number, celebrate, birth, date)
4
sesquicentennial(adjective, number, celebrate, birth, date)
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APASmart Define. (2016). birthday thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/birthday/thesaurus/synonyms
ChicagoSmart Define. 2016. "birthday thesaurus" https://smartdefine.org/birthday/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, birthday thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/birthday/thesaurus/synonyms>.
MLASmart Define. "birthday thesaurus" 10 February 2016. Web. 22 September 2026. <https://smartdefine.org/birthday/thesaurus/synonyms>