économe in inglese:

They have plenty of money now, but they still tend to be thrifty

Our boss is thrifty, but this attribute makes him so effective.

But the boy still remains cold towards her and is even thrifty with his words.

I'm rather a thrifty guy. I don't spend money like water, but sometimes I treat myself to some pleasure

similar to frugal but there is a one main difference: a thrifty person in more hands-on in their savings

He is thrifty, not to say stingy.

It is not wise, nor in the long run is it kind, to tax the thrifty for the thriftless.