villeinage vs land tenure

villeinage and land tenure both are nouns.

Word	Noun	Adjective	Verb	Adverb
villeinage	Yes	No	No	No
land tenure	Yes	No	No	No

As nouns, land tenure is a hypernym of villeinage; that is, land tenure is a word with a broader meaning than villeinage:

villeinage: tenure by which a villein held land
land tenure: the right to hold property; part of an ancient hierarchical system of holding lands

Other hypernyms of villeinage include tenure.

villeinage (noun)	land tenure (noun)
tenure by which a villein held land	the right to hold property; part of an ancient hierarchical system of holding lands
the legal status or condition of servitude of a villein or feudal serf