hydroxyacetic acid vs glycollic acid

hydroxyacetic acid and glycollic acid both are nouns.

Word	Noun	Adjective	Verb	Adverb
hydroxyacetic acid	Yes	No	No	No
glycollic acid	Yes	No	No	No

As nouns, hydroxyacetic acid and glycollic acid are synonyms defined as:

hydroxyacetic acid and glycollic acid: a translucent crystalline compound found in sugar cane and sugar beets and unripe grapes

Other synonyms of hydroxyacetic acid include glycolic acid.

hydroxyacetic acid (noun)	glycollic acid (noun)
a translucent crystalline compound found in sugar cane and sugar beets and unripe grapes	a translucent crystalline compound found in sugar cane and sugar beets and unripe grapes