leasehold vs landed estate

leasehold and landed estate both are nouns.

Word	Noun	Adjective	Verb	Adverb
leasehold	Yes	No	No	No
landed estate	Yes	No	No	No

As nouns, landed estate is a hypernym of leasehold; that is, landed estate is a word with a broader meaning than leasehold:

leasehold: land or property held under a lease
landed estate: extensive landed property (especially in the country) retained by the owner for his own use

Other hypernyms of leasehold include acres, demesne, estate, land.

leasehold (noun)	landed estate (noun)
land or property held under a lease	extensive landed property (especially in the country) retained by the owner for his own use