a teaching/research 'fellow' [=a graduate student who gets money in exchange for teaching/research]
He attended the concert with a 'fellow' student. [=someone who is a student, as he is]
He has always tried to be of service to 'his fellow man'. [=to other people]
(..) level you understand that you're an evil man. I'll leave the judgments to the gods. Well, that is convenient for you. You're a fine-looking fellow, aren't you? Your square jaw, your golden armor. Tell me, I want to know. I truly do. How do you live with yourself? (..)2016 TvShow: Game of Thrones Title: No One Season: 6 Episode 8