Pen-pusher and Talking head

Talking head and pen-pusher are semantically related. In some cases you can use "Talking head" instead a noun phrase "Pen-pusher".

Talking head noun - A talker on television who talks directly into the cameras and whose upper body is all that is shown on the screen.

Pen-pusher and talking head are semantically related. You can use "Pen-pusher" instead a noun phrase "Talking head".