I think the OP is talking about two things which may or may not not go together: thinking in words, and thinking those words out loud.
ETA: Speaking of interior monologues, it appears that most, but not all, Dopers report having them:
I think the OP is talking about two things which may or may not not go together: thinking in words, and thinking those words out loud.
ETA: Speaking of interior monologues, it appears that most, but not all, Dopers report having them: