6 entries under interjection topic. ×

13
bye(expression, idiom, informal, farewell)
12
bye-bye(expression, idiom, farewell, noun, informal)
10
cheerio(farewell, noun, expression, idiom, farewell remark)
9
adios(farewell, noun, expression, idiom, farewell remark)
4
Ciao(informal, expression, idiom, farewell, noun)
1
Ta-ta(noun, farewell, goodbye, bye)
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APASmart Define. (2016). so long thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/so_long/thesaurus/synonyms
ChicagoSmart Define. 2016. "so long thesaurus" https://smartdefine.org/so_long/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, so long thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/so_long/thesaurus/synonyms>.
MLASmart Define. "so long thesaurus" 30 March 2016. Web. 20 September 2026. <https://smartdefine.org/so_long/thesaurus/synonyms>