result vs aftermath

result and aftermath both are nouns.

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

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

Other hyponyms of result include denouement, deal, decision, decision, consequence, separation, sequel, subsequence, worst.

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

result (noun)	aftermath (noun)
a statement that solves a problem or explains how to solve the problem	the outcome of an event especially as relative to an individual
the semantic role of the noun phrase whose referent exists only by virtue of the activity denoted by the verb in the clause	the consequences of an event (especially a catastrophic event)
something that results
a phenomenon that follows and is caused by some previous phenomenon

result (verb)	aftermath (verb)
come about or follow as a consequence
issue or terminate (in a specified way, state, etc.); end
produce as a result or residue