money changer vs exchanger

money changer and exchanger both are nouns.

Word	Noun	Adjective	Verb	Adverb
money changer	Yes	No	No	No
exchanger	Yes	No	No	No

As nouns, money changer and exchanger are synonyms defined as:

money changer and exchanger: one whose business is to exchange the money of one country for that of another country

money changer (noun)	exchanger (noun)
one whose business is to exchange the money of one country for that of another country	one whose business is to exchange the money of one country for that of another country