party vs masque

party and masque both are nouns.

Word	Noun	Adjective	Verb	Adverb
party	Yes	No	Yes	No
masque	Yes	No	No	No

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

party: an occasion on which people can assemble for social interaction and entertainment
masque: a party of guests wearing costumes and masks

party (noun)	masque (noun)
an occasion on which people can assemble for social interaction and entertainment	a party of guests wearing costumes and masks
a gathering of people for pleasure
an organization to gain political power
a band of people associated temporarily in some activity
a person involved in legal proceedings

party (verb)	masque (verb)
have or participate in a party