expensive, costly, dear, expensively
Y además, un buen experto cuesta caro.
And besides, a good expert is expensive.
— El manantial de las colinas (1986)
I’ll go with the expensive one.
Este reloj es mucho más caro que eso.
This watch is much more expensive than that.
No puedo permitirme el lujo de comprar un auto caro.
I can't afford to buy an expensive car.