How to Say "indispensable" in Spanish
The Spanish word for “indispensable” is “vital” — B1 level. This is a very common word in everyday Spanish.

Examples
La hidratación es vital para los deportistas.
Hydration is essential for athletes.
Es vital que firmemos el contrato antes de mañana.
It is crucial that we sign the contract before tomorrow.
Su apoyo fue un factor vital en nuestra victoria.
Their support was a vital factor in our victory.
Stays the Same for Gender
Since 'vital' ends in -l, it is used for both masculine and feminine nouns (e.g., 'el factor vital' and 'la decisión vital'). You only need to add -es for the plural: 'vitales'.
Using 'Es vital que...'
When you say 'It is vital that...' (Es vital que...), the verb that follows must be in the special form used for wishes and necessities (the subjunctive mood).
Confusing Form and Function
Mistake: “La información es vitales.”
Correction: La información es vital. The adjective 'vital' only agrees in number (singular or plural), not gender.
Related Translations
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