die Zeitersparnis, -se

The German word "Zeitersparnis" is a noun composed of two parts:

• "Zeit" meaning time,
• "Erparnis" meaning savings or economy.

So, "Zeitersparnis" means time savings or time reduction—the amount of time saved by doing something more efficiently.

Similar words include:

• "Zeitgewinn" (time gain),
• "Effizienz" (efficiency),
• "Beschleunigung" (acceleration, speeding up).

Difference:

• Zeitersparnis emphasizes the saved time,
• Zeitgewinn more broadly suggests gaining extra time (not always by saving),
• Effizienz refers to doing things in the best possible way overall,
• Beschleunigung stresses speeding up a process rather than saving time overall.