plasminogen vs fibrinolysin

plasminogen and fibrinolysin both are nouns.

Word	Noun	Adjective	Verb	Adverb
plasminogen	Yes	No	No	No
fibrinolysin	Yes	No	No	No

As nouns, fibrinolysin is a hypernym of plasminogen; that is, fibrinolysin is a word with a broader meaning than plasminogen:

plasminogen: an inactive form of plasmin that occurs in plasma and is converted to plasmin by organic solvents
fibrinolysin: an enzyme that dissolves the fibrin of blood clots

Other hypernyms of plasminogen include plasmin.

plasminogen (noun)	fibrinolysin (noun)
an inactive form of plasmin that occurs in plasma and is converted to plasmin by organic solvents	an enzyme that dissolves the fibrin of blood clots