dissolution vs natural process

dissolution and natural process both are nouns.

Word	Noun	Adjective	Verb	Adverb
dissolution	Yes	No	No	No
natural process	Yes	No	No	No

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

dissolution: separation into component parts
natural process: a process existing in or produced by nature (rather than by the intent of human beings)

Other hypernyms of dissolution include action, activity, natural action.

dissolution (noun)	natural process (noun)
the termination or disintegration of a relationship (between persons or nations)	a process existing in or produced by nature (rather than by the intent of human beings)
the termination of a meeting
dissolute indulgence in sensual pleasure
separation into component parts
the process of going into solution