agon vs festivity

agon and festivity both are nouns.

Word	Noun	Adjective	Verb	Adverb
agon	Yes	No	No	No
festivity	Yes	No	No	No

As nouns, festivity is a hypernym of agon; that is, festivity is a word with a broader meaning than agon:

agon: a festivity in ancient Greece at which competitors contended for prizes
festivity: any joyous diversion

Other hypernyms of agon include celebration.

agon (noun)	festivity (noun)
a festivity in ancient Greece at which competitors contended for prizes	any joyous diversion