IPA: /prɪˈfɜːrə/
KK: /prɪˈfɜrər/
A person who has a preference for something or someone.
As a preferrer of classical music, she often attends symphony concerts.
Preferrer → It is formed from "pre-" (meaning before) and "ferre" (meaning to carry or bring). The word "preferrer" means to carry or bring forward a preference or choice before others.
Think of 'bringing forward' ('ferre') a choice 'before' ('pre-') others — that's what preferrer means.