Arch
Arch adjective - Coming before all others in importance.
Usage example: since the start of her acting career her parents have steadfastly remained her arch supporters
Foremost is a synonym for arch in position topic. In some cases you can use "Foremost" instead an adjective "Arch", when it comes to topics like principal.
Foremost
Foremost adjective - Coming before all others in importance.
Usage example: Albert Einstein is regarded by many as the foremost figure of the 20th century
Mutual synonyms
Cite this Source
Foremost and Arch. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/arch/foremost
Arch & Foremost. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/arch/foremost>.
Foremost or Arch. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/arch/foremost.
Google Ngram Viewer shows how "arch" and "foremost" have occurred on timeline