anticlimax vs downfall

anticlimax and downfall both are nouns.

Word	Noun	Adjective	Verb	Adverb
anticlimax	Yes	No	No	No
downfall	Yes	No	No	No

As nouns, downfall is a hypernym of anticlimax; that is, downfall is a word with a broader meaning than anticlimax:

Other hypernyms of anticlimax include fall.

anticlimax (noun)	downfall (noun)
a change from a serious subject to a disappointing one	a sudden decline in strength or number or importance
a disappointing decline after a previous rise	failure that results in a loss of position or reputation
	the falling to earth of any form of water (rain or snow or hail or sleet or mist)