purulence vs gleet

purulence and gleet both are nouns.

Word	Noun	Adjective	Verb	Adverb
purulence	Yes	No	No	No
gleet	Yes	No	No	No

As nouns, gleet is a hyponym of purulence; that is, gleet is a word with a more specific, narrower meaning than purulence:

purulence: a fluid product of inflammation
gleet: a thin morbid discharge as from a wound or especially chronic gonorrhea

purulence (noun)	gleet (noun)
a fluid product of inflammation	a thin morbid discharge as from a wound or especially chronic gonorrhea
symptom of being purulent (containing or forming pus)