hypophysis vs pituitary body

hypophysis and pituitary body both are nouns.

Word	Noun	Adjective	Verb	Adverb
hypophysis	Yes	No	No	No
pituitary body	Yes	No	No	No

As nouns, hypophysis and pituitary body are synonyms defined as:

hypophysis and pituitary body: the master gland of the endocrine system; located at the base of the brain

Other synonyms of hypophysis include pituitary, pituitary gland.

hypophysis (noun)	pituitary body (noun)
the master gland of the endocrine system; located at the base of the brain	the master gland of the endocrine system; located at the base of the brain