prank vs indulgence

prank and indulgence both are nouns.

Word	Noun	Adjective	Verb	Adverb
prank	Yes	No	Yes	No
indulgence	Yes	No	No	No

As nouns, indulgence is a hypernym of prank; that is, indulgence is a word with a broader meaning than prank:

Other hypernyms of prank include craziness, folly, foolery, lunacy, tomfoolery.

prank (noun)	indulgence (noun)
a ludicrous or grotesque act done for fun and amusement	the act of indulging or gratifying a desire
acting like a clown or buffoon	foolish or senseless behavior
	the remission by the pope of the temporal punishment in purgatory that is still due for sins even after absolution
	an inability to resist the gratification of whims and desires
	a disposition to yield to the wishes of someone

prank (verb)	indulgence (verb)
dress up showily
dress or decorate showily or gaudily