It is Latin for slave.
Serf
A serf or peasant
work on agricultural estate, alternative name: serf
Sir Knight or Sir (name)
Whats serf
The homonym for "serf" is "surf."
Your question is not entirely correct in its premise; a serf is not a slave and does not have an owner. A serf is a subject of a land owner whom the serf would address as lord.
In a feudal system, a serf would remain a serf no matter how hard they were to work.
Saint Serf died in 583.
Saint Serf was born in 500.
Riddle answer: a serf board.
The noble executed the serf.