First-string
First-string adjective - Of the very best kind.
Key and first-string are semantically related. In some cases you can use "Key" instead an adjective phrase "First-string".
Key
Key adjective - Coming before all others in importance.
First-string and key are semantically related. Sometimes you can use "First-string" instead an adjective "Key".
Mutual synonyms
Cite this Source
Key and First-string. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/first-string/key
First-string & Key. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/first-string/key>.
Key or First-string. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/first-string/key.