tenure vs villeinage

tenure and villeinage both are nouns.

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

As nouns, villeinage is a hyponym of tenure; that is, villeinage is a word with a more specific, narrower meaning than tenure:

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

Other hyponyms of tenure include copyhold, freehold.

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

tenure (verb)	villeinage (verb)
give life-time employment to