viosterol vs cholecalciferol

viosterol and cholecalciferol both are nouns.

Word	Noun	Adjective	Verb	Adverb
viosterol	Yes	No	No	No
cholecalciferol	Yes	No	No	No

As nouns, viosterol and cholecalciferol are synonyms defined as:

viosterol and cholecalciferol: a fat-soluble vitamin that prevents rickets

Other synonyms of viosterol include calciferol, D, ergocalciferol, vitamin D.

viosterol (noun)	cholecalciferol (noun)
a fat-soluble vitamin that prevents rickets	a fat-soluble vitamin that prevents rickets