pricing vs rating

pricing and rating both are nouns.

Word	Noun	Adjective	Verb	Adverb
pricing	Yes	No	No	No
rating	Yes	No	No	No

As nouns, rating is a hypernym of pricing; that is, rating is a word with a broader meaning than pricing:

Other hypernyms of pricing include evaluation, valuation.

pricing (noun)	rating (noun)
the evaluation of something in terms of its price	act of ascertaining or fixing the value or worth of
	an appraisal of the value of something
	standing or position on a scale
	rank in a military organization