drollery vs fun

drollery and fun both are nouns.

Word	Noun	Adjective	Verb	Adverb
drollery	Yes	No	No	No
fun	Yes	No	No	No

As nouns, fun is a hypernym of drollery; that is, fun is a word with a broader meaning than drollery:

drollery: a comic incident or series of incidents
fun: verbal wit or mockery (often at another's expense but not to be taken seriously)

Other hypernyms of drollery include play, sport.

drollery (noun)	fun (noun)
a quaint and amusing jest	activities that are enjoyable or amusing
a comic incident or series of incidents	violent and excited activity
	a disposition to find (or make) causes for amusement
	verbal wit or mockery (often at another's expense but not to be taken seriously)