soiree vs party

soiree and party both are nouns.

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

As nouns, party is a hypernym of soiree; that is, party is a word with a broader meaning than soiree:

soiree: a party of people assembled in the evening (usually at a private house)
party: a gathering of people for pleasure

soiree (noun)	party (noun)
a party of people assembled in the evening (usually at a private house)	an occasion on which people can assemble for social interaction and entertainment
	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

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