The word interesábamos is the imperfect form of interesar in the first person plural.

interesar

Examples

Cuidábamos jardines, nos interesábamos por la comida orgánica, conocíamos a vegetarianos o lo éramos.	We tended gardens, we became interested in organic food, we knew or we were vegetarians.
Hace unos años, mis colegas y yo nos interesábamos en cómo un químico del cerebro llamado serotonina podía influir las decisiones de la gente en situaciones sociales.	A few years ago, my colleagues and I were interested in how a brain chemical called serotonin would influence people's decisions in social situations.