scouring vs hunting

scouring and hunting both are nouns.

Word	Noun	Adjective	Verb	Adverb
scouring	Yes	No	No	No
hunting	Yes	No	No	No

As nouns, hunting is a hypernym of scouring; that is, hunting is a word with a broader meaning than scouring:

scouring: moving over territory to search for something
hunting: the activity of looking thoroughly in order to find something or someone

Other hypernyms of scouring include hunt, search.

scouring (noun)	hunting (noun)
the act of cleaning a surface by rubbing it with a brush and soap and water	the work of finding and killing or capturing animals for food or pelts
moving over territory to search for something	the pursuit and killing or capture of wild animals regarded as a sport
	the activity of looking thoroughly in order to find something or someone