originate vs originator

originate is not a noun while originator is a noun.

Word	Noun	Adjective	Verb	Adverb
originate	No	No	Yes	No
originator	Yes	No	No	No

originate (noun)	originator (noun)
	someone who creates new things

originate (verb)	originator (verb)
bring into being
come into existence; take on form or shape
begin a trip at a certain point, as of a plane, train, bus, etc.