hydroxyproline vs amino acid

hydroxyproline and amino acid both are nouns.

Word	Noun	Adjective	Verb	Adverb
hydroxyproline	Yes	No	No	No
amino acid	Yes	No	No	No

As nouns, amino acid is a hypernym of hydroxyproline; that is, amino acid is a word with a broader meaning than hydroxyproline:

hydroxyproline: a crystalline amino acid obtained from gelatin or collagen
amino acid: organic compounds containing an amino group and a carboxylic acid group

Other hypernyms of hydroxyproline include aminoalkanoic acid.

hydroxyproline (noun)	amino acid (noun)
a crystalline amino acid obtained from gelatin or collagen	organic compounds containing an amino group and a carboxylic acid group