overbalance vs predominate

overbalance is not an adjective while predominate is an adjective.

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

As verbs, predominate is a hypernym of overbalance; that is, predominate is a word with a broader meaning than overbalance:

Other hypernyms of overbalance include dominate, prevail, reign, rule.

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

overbalance (verb)	predominate (verb)
cause to be off balance	be larger in number, quantity, power, status or importance
weigh more heavily	appear very large or occupy a commanding position