hacienda vs demesne

hacienda and demesne both are nouns.

Word	Noun	Adjective	Verb	Adverb
hacienda	Yes	No	No	No
demesne	Yes	No	No	No

As nouns, demesne is a hypernym of hacienda; that is, demesne is a word with a broader meaning than hacienda:

hacienda: a large estate in Spanish-speaking countries
demesne: extensive landed property (especially in the country) retained by the owner for his own use

Other hypernyms of hacienda include acres, estate, land, landed estate.

hacienda (noun)	demesne (noun)
the main house on a ranch or large estate	territory over which rule or control is exercised
a large estate in Spanish-speaking countries	extensive landed property (especially in the country) retained by the owner for his own use