whole wheat flour vs graham flour

whole wheat flour and graham flour both are nouns.

Word	Noun	Adjective	Verb	Adverb
whole wheat flour	Yes	No	No	No
graham flour	Yes	No	No	No

As nouns, whole wheat flour and graham flour are synonyms defined as:

whole wheat flour and graham flour: flour made by grinding the entire wheat berry including the bran; (`whole meal flour' is British usage)

Other synonyms of whole wheat flour include graham, whole meal flour.

whole wheat flour (noun)	graham flour (noun)
flour made by grinding the entire wheat berry including the bran; (`whole meal flour' is British usage)	flour made by grinding the entire wheat berry including the bran; (`whole meal flour' is British usage)