gonadotropin vs gonadotrophic hormone

gonadotropin and gonadotrophic hormone both are nouns.

Word	Noun	Adjective	Verb	Adverb
gonadotropin	Yes	No	No	No
gonadotrophic hormone	Yes	No	No	No

As nouns, gonadotropin and gonadotrophic hormone are synonyms defined as:

gonadotropin and gonadotrophic hormone: hormone secreted by the anterior pituitary gland and placenta; stimulates the gonads and controls reproductive activity

Other synonyms of gonadotropin include gonadotrophin, gonadotropic hormone.

gonadotropin (noun)	gonadotrophic hormone (noun)
hormone secreted by the anterior pituitary gland and placenta; stimulates the gonads and controls reproductive activity	hormone secreted by the anterior pituitary gland and placenta; stimulates the gonads and controls reproductive activity