predominant vs overriding

predominant and overriding both are adjectives.

Word	Noun	Adjective	Verb	Adverb
predominant	No	Yes	No	No
overriding	No	Yes	No	No

As adjectives, predominant and overriding are synonyms defined as:

Other synonyms of predominant include paramount, predominate, preponderant, preponderating.

predominant (adjective)	overriding (adjective)
having superior power and influence	having superior power and influence
most frequent or common