How to Say "to waste" in Spanish
The most common Spanish word for “to waste” is “perder” — use 'perder' when referring to the loss or squandering of time, money, or abstract resources..
perder
/pehr-DEHR//peɾˈdeɾ/

Examples
No pierdas tu tiempo con ese videojuego.
Don't waste your time with that video game.
Perdió todo su dinero en malas inversiones.
He wasted all his money on bad investments.
Estamos perdiendo una cantidad enorme de agua por la fuga.
We are wasting a huge amount of water because of the leak.
gastar
/gahs-TAHR//ɡasˈtaɾ/

Examples
No gastes la batería del móvil mirando videos.
Don't waste the phone battery watching videos.
Gastamos mucha energía en calentar la casa.
We use a lot of energy heating the house.
Es una pena gastar tanto tiempo esperando.
It's a shame to waste so much time waiting.
Wasting Effort
When talking about effort or energy, 'gastar' often implies that the resource was used inefficiently or without good results.
Gastar vs. Perder
Related Translations
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