financial officer vs treasurer

financial officer and treasurer both are nouns.

Word	Noun	Adjective	Verb	Adverb
financial officer	Yes	No	No	No
treasurer	Yes	No	No	No

As nouns, financial officer and treasurer are synonyms defined as:

financial officer and treasurer: an officer charged with receiving and disbursing funds

financial officer (noun)	treasurer (noun)
an officer charged with receiving and disbursing funds	an officer charged with receiving and disbursing funds