marketing research vs market research

marketing research and market research both are nouns.

Word	Noun	Adjective	Verb	Adverb
marketing research	Yes	No	No	No
market research	Yes	No	No	No

As nouns, marketing research and market research are synonyms defined as:

marketing research and market research: research that gathers and analyzes information about the moving of good or services from producer to consumer

marketing research (noun)	market research (noun)
research that gathers and analyzes information about the moving of good or services from producer to consumer	research that gathers and analyzes information about the moving of good or services from producer to consumer