Is the body language and hand movements manifested by a person as they speak part of that person's idiolect?
By this, I mean do a person's body language and hand gestures as they speak manifest in a consistent and observable way? I'm a person who speaks with my hands very much; if I'm not moving my hands ...
I believe my variety of English, General Australian, has "dark l", but I'm not sure. I can't tell if I have it in my own idiolect or not. It's pretty well accepted (I think) that it's hard to ...