predominance vs dominance

predominance and dominance both are nouns.

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

As nouns, dominance is a hypernym of predominance; that is, dominance is a word with a broader meaning than predominance:

predominance: the state of being predominant over others
dominance: the state that exists when one person or group has power over another

Other hypernyms of predominance include ascendance, ascendancy, ascendence, ascendency, control.

predominance (noun)	dominance (noun)
the quality of being more noticeable than anything else	the power or right to give orders or make decisions
the state of being predominant over others	superior development of one side of the body
	the organic phenomenon in which one of a pair of alleles present in a genotype is expressed in the phenotype and the other allele of the pair is not
	the state that exists when one person or group has power over another