First-string
First-string adjective - Of the very best kind.
Improved and first-string are semantically related. In some cases you can use "Improved" instead an adjective phrase "First-string".
Improved
Improved adjective - Being far along in development.
First-string and improved are semantically related. Sometimes you can use "First-string" instead an adjective "Improved".
Cite this Source
Improved and First-string. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/first-string/improved
First-string & Improved. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/first-string/improved>.
Improved or First-string. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/first-string/improved.