English
serfage
From serf + -age.
Formed from serf + -age
Proto-Indo-European *ser-wo-s ‘guardian’
…
Old Latin servos
Latin servus ‘slave, serf, servant’
Old French serf
Middle English serf
English serf
Today it means
noun serfdom
Language periods are conventional ranges, not dates for this word.
Etymograph / serfage