grazing vs feeding

grazing and feeding both are nouns.

Word	Noun	Adjective	Verb	Adverb
grazing	Yes	No	No	No
feeding	Yes	No	No	No

As nouns, feeding is a hypernym of grazing; that is, feeding is a word with a broader meaning than grazing:

Other hypernyms of grazing include eating.

grazing (noun)	feeding (noun)
the act of brushing against while passing	the act of consuming food
the act of grazing	the act of supplying food and nourishment