rating vs rate

rating and rate both are nouns.

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

rating (noun)	rate (noun)
act of ascertaining or fixing the value or worth of	the relative speed of progress or change
an appraisal of the value of something	amount of a charge or payment relative to some basis
standing or position on a scale	a quantity or amount or measure considered as a proportion of another quantity or amount or measure
rank in a military organization	a magnitude or frequency relative to a time unit

rating (verb)	rate (verb)
	assign a rank or rating to
	estimate the value of
	be worthy of or have a certain rating