Arch and Collateral

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

Collateral is an antonym for arch.

Nearby Words: arc, arched, archer, arching, archway

Collateral

Collateral adjective - Accompanying; concomitant.

Arch is an antonym for collateral.

Nearby Word: collate

How words are described

high high arch high collateral
similar similar arch similar collateral
Cite this Source
Collateral and Arch. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/arch/collateral
Arch & Collateral. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/arch/collateral>.
Collateral or Arch. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/arch/collateral.
Google Ngram Viewer shows how "arch" and "collateral" have occurred on timeline