a hunch
It was just a feeling.
Tuve un presentimiento de que algo agradable iba a ocurrir.
I had a feeling that something nice was going to happen.
It's a feeling.
It's like a premonition.
— Investigación sobre un ciudadano libre de toda sospecha (1970)
I had a feeling.
Tom tuvo un presentimiento de que Mary estaba viendo a alguien más.
Tom had a feeling that Mary was seeing someone else.
I had a feeling.