fruit vs aftermath

fruit and aftermath both are nouns.

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

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

Other hypernyms of fruit include consequence.

fruit (noun)	aftermath (noun)
an amount of a product	the outcome of an event especially as relative to an individual
the consequence of some effort or action	the consequences of an event (especially a catastrophic event)
the ripened reproductive body of a seed plant

fruit (verb)	aftermath (verb)
bear fruit
cause to bear fruit