priapism vs pathology

priapism and pathology both are nouns.

Word	Noun	Adjective	Verb	Adverb
priapism	Yes	No	No	No
pathology	Yes	No	No	No

As nouns, pathology is a hypernym of priapism; that is, pathology is a word with a broader meaning than priapism:

priapism: condition in which the penis is continually erect; usually painful and seldom with sexual arousal
pathology: any deviation from a healthy or normal condition

priapism (noun)	pathology (noun)
condition in which the penis is continually erect; usually painful and seldom with sexual arousal	the branch of medical science that studies the causes and nature and effects of diseases
	any deviation from a healthy or normal condition