tenure vs land tenure

tenure and land tenure both are nouns.

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

As nouns, tenure and land tenure are synonyms defined as:

tenure and land tenure: the right to hold property; part of an ancient hierarchical system of holding lands

tenure (noun)	land tenure (noun)
the right to hold property; part of an ancient hierarchical system of holding lands	the right to hold property; part of an ancient hierarchical system of holding lands
the term during which some position is held

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