gregarine vs sporozoan

gregarine and sporozoan both are nouns.

Word	Noun	Adjective	Verb	Adverb
gregarine	Yes	No	No	No
sporozoan	Yes	No	No	No

As nouns, sporozoan is a hypernym of gregarine; that is, sporozoan is a word with a broader meaning than gregarine:

gregarine: vermiform protozoans parasitic in insects and other invertebrates
sporozoan: parasitic spore-forming protozoan

gregarine (noun)	sporozoan (noun)
vermiform protozoans parasitic in insects and other invertebrates	parasitic spore-forming protozoan