thrombokinase vs thromboplastin

thrombokinase and thromboplastin both are nouns.

Word	Noun	Adjective	Verb	Adverb
thrombokinase	Yes	No	No	No
thromboplastin	Yes	No	No	No

As nouns, thrombokinase and thromboplastin are synonyms defined as:

thrombokinase and thromboplastin: an enzyme liberated from blood platelets that converts prothrombin into thrombin as blood starts to clot

Other synonyms of thrombokinase include factor III.

thrombokinase (noun)	thromboplastin (noun)
an enzyme liberated from blood platelets that converts prothrombin into thrombin as blood starts to clot	an enzyme liberated from blood platelets that converts prothrombin into thrombin as blood starts to clot