Synonyms for vital

Synonyms:

necessary, imperative, key, required, integral.

Synonyms:

indispensable, pivotal, needed, important, crucial, viable.

Synonyms:

substantial.

momentous, most important, very important, crucially important, highly important, valuable, critically important, extremely important, vitally, crucially, vital importance, lifeline, vitally important, utmost importance, importantly, vital activity, topical, immediate, fundamental, overriding, paramount, relevant, appropriate, life, existential, viability, timely, burning, optimistic, daily,