villainage vs servitude

villainage and servitude both are nouns.

Word	Noun	Adjective	Verb	Adverb
villainage	Yes	No	No	No
servitude	Yes	No	No	No

As nouns, servitude is a hypernym of villainage; that is, servitude is a word with a broader meaning than villainage:

villainage: the legal status or condition of servitude of a villein or feudal serf
servitude: state of subjection to an owner or master or forced labor imposed as punishment

Other hypernyms of villainage include legal status.

villainage (noun)	servitude (noun)
the legal status or condition of servitude of a villein or feudal serf	state of subjection to an owner or master or forced labor imposed as punishment