Either
One
One adjective - Being the one or ones of a class with no other members.
Cite this Source
One and Either. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/either/one
Either & One. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/either/one>.
One or Either. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/either/one.
Google Ngram Viewer shows how "either" and "one" have occurred on timeline