predominate vs predominance

predominate is not a noun while predominance is a noun.

Word	Noun	Adjective	Verb	Adverb
predominate	No	Yes	Yes	No
predominance	Yes	No	No	No

predominate (noun)	predominance (noun)
	the quality of being more noticeable than anything else
	the state of being predominant over others

predominate (adjective)	predominance (adjective)
having superior power and influence

predominate (verb)	predominance (verb)
be larger in number, quantity, power, status or importance
appear very large or occupy a commanding position