indulgence vs prank

indulgence and prank both are nouns.

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

As nouns, prank is a hyponym of indulgence; that is, prank is a word with a more specific, narrower meaning than indulgence:

Other hyponyms of indulgence include meshugaas, mishegaas, mishegoss, buffoonery, clowning, frivolity, harlequinade, japery.

indulgence (noun)	prank (noun)
the act of indulging or gratifying a desire	a ludicrous or grotesque act done for fun and amusement
foolish or senseless behavior	acting like a clown or buffoon
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

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