aftermath vs termination

aftermath and termination both are nouns.

Word	Noun	Adjective	Verb	Adverb
aftermath	Yes	No	No	No
termination	Yes	No	No	No

As nouns, termination is a hypernym of aftermath; that is, termination is a word with a broader meaning than aftermath:

Other hypernyms of aftermath include final result, outcome, result, resultant.

aftermath (noun)	termination (noun)
the outcome of an event especially as relative to an individual	the act of ending something
the consequences of an event (especially a catastrophic event)	the end of a word (a suffix or inflectional ending or final morpheme)
	something that results
	a place where something ends or is complete
	a coming to an end of a contract period