vitamin A vs axerophthol

vitamin A and axerophthol both are nouns.

Word	Noun	Adjective	Verb	Adverb
vitamin A	Yes	No	No	No
axerophthol	Yes	No	No	No

As nouns, vitamin A and axerophthol are synonyms defined as:

vitamin A and axerophthol: any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes

Other synonyms of vitamin A include A, antiophthalmic factor.

vitamin A (noun)	axerophthol (noun)
any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes	any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes