loaner vs pawnbroker

loaner and pawnbroker both are nouns.

Word	Noun	Adjective	Verb	Adverb
loaner	Yes	No	No	No
pawnbroker	Yes	No	No	No

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

loaner: someone who lends money or gives credit in business matters
pawnbroker: a person who lends money at interest in exchange for personal property that is deposited as security

Other hyponyms of loaner include loan shark, moneylender, shylock, usurer.

loaner (noun)	pawnbroker (noun)
a car that is lent as a replacement for one that is under repair	a person who lends money at interest in exchange for personal property that is deposited as security
someone who lends money or gives credit in business matters