eosinophile vs leukocyte

eosinophile and leukocyte both are nouns.

Word	Noun	Adjective	Verb	Adverb
eosinophile	Yes	No	No	No
leukocyte	Yes	No	No	No

As nouns, leukocyte is a hypernym of eosinophile; that is, leukocyte is a word with a broader meaning than eosinophile:

eosinophile: a leukocyte readily stained with eosin
leukocyte: blood cells that engulf and digest bacteria and fungi; an important part of the body's defense system

Other hypernyms of eosinophile include leucocyte, WBC, white blood cell, white blood corpuscle, white cell, white corpuscle.

eosinophile (noun)	leukocyte (noun)
a leukocyte readily stained with eosin	blood cells that engulf and digest bacteria and fungi; an important part of the body's defense system