Au revoir and So long

Au revoir

Au revoir noun - A farewell remark.

So long is a synonym for au revoir in exclamation topic. In some cases you can use "So long" instead the phrase "Au revoir" as a noun or a interjection, when it comes to topics like goodbye.

So long

So long noun - A farewell remark.
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Synonyms for So long

Au revoir is a synonym for so long in exclamation topic. You can use "Au revoir" instead the phrase "So long" as a noun or a interjection.
Cite this Source
So long and Au revoir. (2016). Retrieved 2026, July 27, from https://thesaurus.plus/related/au_revoir/so_long
Au revoir & So long. N.p., 2016. Web. 27 Jul. 2026. <https://thesaurus.plus/related/au_revoir/so_long>.
So long or Au revoir. 2016. Accessed July 27, 2026. https://thesaurus.plus/related/au_revoir/so_long.
Google Ngram Viewer shows how "au revoir" and "so long" have occurred on timeline