citrin vs bioflavinoid

citrin and bioflavinoid both are nouns.

Word	Noun	Adjective	Verb	Adverb
citrin	Yes	No	No	No
bioflavinoid	Yes	No	No	No

As nouns, citrin and bioflavinoid are synonyms defined as:

citrin and bioflavinoid: a vitamin that maintains the resistance of cell and capillary walls to permeation

Other synonyms of citrin include vitamin P.

citrin (noun)	bioflavinoid (noun)
a vitamin that maintains the resistance of cell and capillary walls to permeation	a vitamin that maintains the resistance of cell and capillary walls to permeation