Fifth birthday
Fifth anniversary and fifth birthday are semantically related. In some cases you can use "Fifth anniversary" instead a noun "Fifth birthday".
Fifth anniversary
Fifth birthday and fifth anniversary are semantically related. You can use "Fifth birthday" instead a noun "Fifth anniversary".
Mutual synonyms
Cite this Source
Fifth anniversary and Fifth birthday. (2017). Retrieved 2026, July 31, from https://thesaurus.plus/related/fifth_birthday/fifth_anniversary
Fifth birthday & Fifth anniversary. N.p., 2017. Web. 31 Jul. 2026. <https://thesaurus.plus/related/fifth_birthday/fifth_anniversary>.
Fifth anniversary or Fifth birthday. 2017. Accessed July 31, 2026. https://thesaurus.plus/related/fifth_birthday/fifth_anniversary.
Google Ngram Viewer shows how "fifth birthday" and "fifth anniversary" have occurred on timeline