usurer
noun /ˈjuːʒərə(r)/
/ˈjuːʒərər/
(old-fashioned, disapproving)- a person who lends money to people at unfairly high rates of interestWord OriginMiddle English: from Anglo-Norman French, from Old French usure, from Latin usura, from usus ‘a use’, from uti ‘to use’.