is reliable
Are you trustworthy?
Tom não é confiável, eu acho.
Tom is not trustworthy, I think.
He is trustworthy.
This method is reliable.
Is this list reliable?
Ele sabe se virar, e é confiável.
He knows how to take care of himself, and he's reliable.
— Cães de Aluguel (1992)
Eu me pergunto se Tom ainda é confiável.
I wonder if Tom is still trustworthy.
Tom me disse que você não é confiável.
Tom told me that you're not trustworthy.
Is this reliable?