Key
Key adjective - Coming before all others in importance.
Vitally important and key are semantically related. In some cases you can use "Vitally important" instead an adjective "Key".
Vitally important
Key and vitally important are semantically related. Sometimes you can use "Key" instead an adjective phrase "Vitally important".
Mutual synonyms
Related pairs
- critical and key
- critical and vitally important
- important and key
- important and vitally important
- necessary and key
- necessary and vitally important
- essential and key
- essential and vitally important
- indispensable and key
- indispensable and vitally important
- requisite and key
- requisite and vitally important
- vital and key
- vital and vitally important
Both terms in one sentence
- In fiction, however, a character having this is usually a Chekhov's Gun or is only brought up in a situation where being able to distinguish colors is vitally important, such as a Wire Dilemma or needing to identify a key object by color alone.
Source: Color Blind Confusion
Cite this Source
Vitally important and Key. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/key/vitally_important
Key & Vitally important. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/key/vitally_important>.
Vitally important or Key. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/key/vitally_important.
Google Ngram Viewer shows how "key" and "vitally important" have occurred on timeline