hall vs mcmansion

hall and mcmansion both are nouns.

Word	Noun	Adjective	Verb	Adverb
hall	Yes	No	No	No
mcmansion	Yes	No	No	No

As nouns, mcmansion is a hyponym of hall; that is, mcmansion is a word with a more specific, narrower meaning than hall:

Other hyponyms of hall include manor, manor house, castle, palace, stately home.

hall (noun)	mcmansion (noun)
a large building for meetings or entertainment	a generic, mass-produced luxury home
a large room for gatherings, receiving guests, or entertainment
an interior passage or corridor onto which rooms open
a college or university building containing living quarters for students
a large entrance or reception room or area
the large room of a manor or castle
a large and imposing house
a large building used by a college or university for teaching or research