leach vs natural process

leach and natural process both are nouns.

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

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

leach: the process of leaching
natural process: a process existing in or produced by nature (rather than by the intent of human beings)

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

leach (noun)	natural process (noun)
the process of leaching	a process existing in or produced by nature (rather than by the intent of human beings)

leach (verb)	natural process (verb)
remove substances from by a percolating liquid
permeate or penetrate gradually
cause (a liquid) to leach or percolate