This is the 10085th most frequent Portuguese word.
economize
To save or reduce the use of resources, especially money or energy.
In this sentence, 'economizar' is used in the context of saving or conserving money to ensure availability for the future or a specific event.
Eu preciso economizar dinheiro para uma viagem.
I need to save money for a trip.
Here, 'economizar' implies the act of conserving resources, in this case, energy by practicing efficient usage.
Podemos economizar energia desligando as luzes.
We can save energy by turning off the lights.
The term 'economizar' in this instance is applied to the concept of efficiently managing time to maximize productivity.