4 entries under formal topic. ×

15
adieu(expression, idiom, farewell, farewell remark)
13
adios(expression, idiom, farewell, noun)
13
goodbye(expression, idiom, farewell, farewell remark)
8
farewell(expression, idiom, farewell remark, noun)
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APASmart Define. (2016). sayonara thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/sayonara/thesaurus/synonyms
ChicagoSmart Define. 2016. "sayonara thesaurus" https://smartdefine.org/sayonara/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, sayonara thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/sayonara/thesaurus/synonyms>.
MLASmart Define. "sayonara thesaurus" 30 March 2016. Web. 30 September 2026. <https://smartdefine.org/sayonara/thesaurus/synonyms>