shylock vs usurer

shylock and usurer both are nouns.

Word	Noun	Adjective	Verb	Adverb
shylock	Yes	No	No	No
usurer	Yes	No	No	No

As nouns, shylock and usurer are synonyms defined as:

shylock and usurer: someone who lends money at excessive rates of interest

Other synonyms of shylock include loan shark, moneylender.

shylock (noun)	usurer (noun)
someone who lends money at excessive rates of interest	someone who lends money at excessive rates of interest