i Register
In some senses, peon is marked as figuratively, historical. Watch for register when choosing this word.
noun
A lowly person; a peasant or serf; a labourer who is obliged to do menial work.
A person of low rank or importance.
He is well dressed in cheap clothing. Like an office peon whose wife works in a laundry.
A messenger, foot soldier, or native policeman.