vitamin K1 vs naphthoquinone

vitamin K1 and naphthoquinone both are nouns.

Word	Noun	Adjective	Verb	Adverb
vitamin K1	Yes	No	No	No
naphthoquinone	Yes	No	No	No

As nouns, naphthoquinone is a hypernym of vitamin K1; that is, naphthoquinone is a word with a broader meaning than vitamin K1:

vitamin K1: a form of vitamin K, based on 2-methyl-1,4-naphthoquinone, with a 3-phytyl substituent
naphthoquinone: a fat-soluble vitamin that helps in the clotting of blood

Other hypernyms of vitamin K1 include antihemorrhagic factor, vitamin K.

vitamin K1 (noun)	naphthoquinone (noun)
a form of vitamin K, based on 2-methyl-1,4-naphthoquinone, with a 3-phytyl substituent	a fat-soluble vitamin that helps in the clotting of blood