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]
(..) Best not to dwell on these troubling memories. Otherwise, you might be drawn back into them. You might lose yourself in them, as some of your fellow hosts have every now and then. This is the path. I know it. We're here. I'm home. (..)2016 TvShow: Westworld Title: Trace Decay Season: 1 Episode 8