Special
Special adjective - Being the one or ones of a class with no other members.
Usage example: the President claimed that international terrorism was a special threat that required a special way of dealing with it
Single and special are semantically related in specific topic. In some cases you can use "Single" instead an adjective "Special", when it comes to topics like sole.
Mutual synonyms
Cite this Source
Single and Special. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/special/single
Special & Single. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/special/single>.
Single or Special. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/special/single.
Google Ngram Viewer shows how "special" and "single" have occurred on timeline