Alone and Unmatched

Alone

Alone adjective - Being the one or ones of a class with no other members.
Usage example: he is alone among the actors of his generation in his exceptional ability to play both comedic and serious parts

Unmatched and alone are semantically related in same topic. In some cases you can use "Unmatched" instead an adjective "Alone", when it comes to topics like unique.

Unmatched

Unmatched adjective - Being one of a pair or set without a corresponding mate.
Usage example: a drawer full of unmatched socks

Alone and unmatched are semantically related in same topic. Sometimes you can use "Alone" instead an adjective "Unmatched".
Cite this Source
Unmatched and Alone. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/alone/unmatched
Alone & Unmatched. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/alone/unmatched>.
Unmatched or Alone. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/alone/unmatched.
Google Ngram Viewer shows how "alone" and "unmatched" have occurred on timeline