chapterhouse vs edifice

chapterhouse and edifice both are nouns.

Word	Noun	Adjective	Verb	Adverb
chapterhouse	Yes	No	No	No
edifice	Yes	No	No	No

As nouns, edifice is a hypernym of chapterhouse; that is, edifice is a word with a broader meaning than chapterhouse:

chapterhouse: a building attached to a monastery or cathedral; used as a meeting place for the chapter
edifice: a structure that has a roof and walls and stands more or less permanently in one place

Other hypernyms of chapterhouse include building.

chapterhouse (noun)	edifice (noun)
a house used as a residence by a chapter of a fraternity	a structure that has a roof and walls and stands more or less permanently in one place
a building attached to a monastery or cathedral; used as a meeting place for the chapter