aneurin vs vitamin B1

aneurin and vitamin B1 both are nouns.

Word	Noun	Adjective	Verb	Adverb
aneurin	Yes	No	No	No
vitamin B1	Yes	No	No	No

As nouns, aneurin and vitamin B1 are synonyms defined as:

aneurin and vitamin B1: a B vitamin that prevents beriberi; maintains appetite and growth

Other synonyms of aneurin include antiberiberi factor, thiamin, thiamine.

aneurin (noun)	vitamin B1 (noun)
a B vitamin that prevents beriberi; maintains appetite and growth	a B vitamin that prevents beriberi; maintains appetite and growth