glebe vs demesne

glebe and demesne both are nouns.

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

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

glebe: plot of land belonging to an English parish church or an ecclesiastical office
demesne: extensive landed property (especially in the country) retained by the owner for his own use

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

glebe (noun)	demesne (noun)
plot of land belonging to an English parish church or an ecclesiastical office	territory over which rule or control is exercised
	extensive landed property (especially in the country) retained by the owner for his own use