riboflavin vs vitamin G

riboflavin and vitamin G both are nouns.

Word	Noun	Adjective	Verb	Adverb
riboflavin	Yes	No	No	No
vitamin G	Yes	No	No	No

As nouns, riboflavin and vitamin G are synonyms defined as:

riboflavin and vitamin G: a B vitamin that prevents skin lesions and weight loss

Other synonyms of riboflavin include hepatoflavin, lactoflavin, ovoflavin, vitamin B2.

riboflavin (noun)	vitamin G (noun)
a B vitamin that prevents skin lesions and weight loss	a B vitamin that prevents skin lesions and weight loss