jubilation vs social occasion

jubilation and social occasion both are nouns.

Word	Noun	Adjective	Verb	Adverb
jubilation	Yes	No	No	No
social occasion	Yes	No	No	No

As nouns, social occasion is a hypernym of jubilation; that is, social occasion is a word with a broader meaning than jubilation:

jubilation: a joyful occasion for special festivities to mark some happy event
social occasion: a formal or official social gathering or ceremony of people

Other hypernyms of jubilation include affair, function, occasion, social affair, social function, social gathering.

jubilation (noun)	social occasion (noun)
the utterance of sounds expressing great joy	a formal or official social gathering or ceremony of people
a joyful occasion for special festivities to mark some happy event
a feeling of extreme joy