Words similar to serf

Example sentences for: serf

How can you use “serf” in a sentence? Here are some example sentences to help you improve your vocabulary:

(The usual term "serf" gilds it slightly.)
The human castes came from Purusa, too: His arms became the warrior, his legs the commoner, and his feet the serf.
As a silicon-enhanced knowledge serf suffering from chronic time-deficit disorder, I just don't seem to find enough bandwidth in a day to properly digest enlightened journalism, much less to enjoy a little poetry.