When referring to each other I know we use "we" a lot. He only called himself my T once, and provider once. I never refer to myself as client or patient.
I'm going to have to say I feel like a little kid in therapy. A really little kid. I'm learning everything I didn't get a chance to learn from what I didn't have growing up. We work together, but he's in the lead parental role and I'm perfectly fine with that.