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
Number one and arch are semantically related. In some cases you can use "Number one" instead an adjective "Arch".
Number one
Number one adjective - Coming before all others in importance.
Usage example: considers international terrorism to be the number one threat to national security
Arch and number one are semantically related. Sometimes you can use "Arch" instead an adjective phrase "Number one".
Mutual synonyms
Both terms in one sentence
- Pairing: 'The Great and Powerful' Trixie and her so-called arch-nemesis' number one assistant.
Cite this Source
Number one and Arch. (2016). Retrieved 2026, August 10, from https://thesaurus.plus/related/arch/number_one
Arch & Number one. N.p., 2016. Web. 10 Aug. 2026. <https://thesaurus.plus/related/arch/number_one>.
Number one or Arch. 2016. Accessed August 10, 2026. https://thesaurus.plus/related/arch/number_one.
Google Ngram Viewer shows how "arch" and "number one" have occurred on timeline