How to Say "promptness" in Spanish
The Spanish word for “promptness” is “diligencia” — B2 level.
English → SpanishB2
nounB2formal
acting quickly and efficiently

Examples
Ella realiza su trabajo con mucha diligencia.
She carries out her work with great diligence.
El abogado actuó con la debida diligencia.
The lawyer acted with due diligence.
Necesitamos resolver este problema con diligencia.
We need to resolve this problem promptly/efficiently.
Adverbial Use
To say 'diligently,' you can use the phrase 'con diligencia' (with diligence) instead of the long word 'diligentemente'.
False Friend Alert
Mistake: “Thinking 'diligencia' only means 'hard work'.”
Correction: In Spanish, it's just as likely to mean an errand or a legal process.
Related Translations
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