kiss of death vs catastrophe

kiss of death and catastrophe both are nouns.

Word	Noun	Adjective	Verb	Adverb
kiss of death	Yes	No	No	No
catastrophe	Yes	No	No	No

As nouns, catastrophe is a hypernym of kiss of death; that is, catastrophe is a word with a broader meaning than kiss of death:

Other hypernyms of kiss of death include calamity, cataclysm, disaster, tragedy.

kiss of death (noun)	catastrophe (noun)
something that is ruinous	an event resulting in great loss and misfortune
	a sudden violent change in the earth's surface
	a state of extreme (usually irremediable) ruin and misfortune