frivolity vs buffoonery

frivolity and buffoonery both are nouns.

Word	Noun	Adjective	Verb	Adverb
frivolity	Yes	No	No	No
buffoonery	Yes	No	No	No

As nouns, frivolity and buffoonery are synonyms defined as:

Other synonyms of frivolity include clowning, harlequinade, japery, prank.

frivolity (noun)	buffoonery (noun)
acting like a clown or buffoon	acting like a clown or buffoon
something of little value or significance
the trait of being frivolous; not serious or sensible