convergence vs natural event

convergence and natural event both are nouns.

Word	Noun	Adjective	Verb	Adverb
convergence	Yes	No	No	No
natural event	Yes	No	No	No

As nouns, natural event is a hypernym of convergence; that is, natural event is a word with a broader meaning than convergence:

Other hypernyms of convergence include happening, occurrence, occurrent.

convergence (noun)	natural event (noun)
the act of converging (coming closer)	an event that happens
the approach of an infinite series to a finite limit
a representation of common ground between theories or phenomena
the occurrence of two or more things coming together