originator vs father

originator and father both are nouns.

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

As nouns, father is a hyponym of originator; that is, father is a word with a more specific, narrower meaning than originator:

originator (noun)	father (noun)
someone who creates new things	a male parent (also used as a term of address to your father)
	the founder of a family
	a person who holds an important or distinguished position in some organization
	a person who founds or establishes some institution
	the head of an organized crime family

originator (verb)	father (verb)
	make (offspring) by reproduction