pioneer vs originator

pioneer and originator both are nouns.

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

As nouns, originator is a hypernym of pioneer; that is, originator is a word with a broader meaning than pioneer:

pioneer: someone who helps to open up a new line of research or technology or art
originator: someone who creates new things

Other hypernyms of pioneer include conceiver, mastermind.

pioneer (noun)	originator (noun)
one of the first colonists or settlers in a new territory	someone who creates new things
someone who helps to open up a new line of research or technology or art

pioneer (verb)	originator (verb)
open up and explore a new area
open up an area or prepare a way
take the lead or initiative in; participate in the development of