hall of residence vs dorm

hall of residence and dorm both are nouns.

Word	Noun	Adjective	Verb	Adverb
hall of residence	Yes	No	No	No
dorm	Yes	No	No	No

As nouns, dorm is a hypernym of hall of residence; that is, dorm is a word with a broader meaning than hall of residence:

hall of residence: a university dormitory
dorm: a college or university building containing living quarters for students

Other hypernyms of hall of residence include dormitory, hall, residence hall, student residence.

hall of residence (noun)	dorm (noun)
a university dormitory	a college or university building containing living quarters for students