hall vs palace

hall and palace both are nouns.

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

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

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

hall (noun)	palace (noun)
a large building for meetings or entertainment	official residence of an exalted person (as a sovereign)
a large room for gatherings, receiving guests, or entertainment	a large and stately mansion
an interior passage or corridor onto which rooms open	a large ornate exhibition hall
a college or university building containing living quarters for students	the governing group of a kingdom
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