An extrovert
no
the prefix is "in" because the opposite of introvert is extrovert, where "in" is replaced by "ex"
Introvert.
introvert, subvert, culvert, extrovert
introvert, extrovert, pervert, Herbert
A introvert can be sociable, it's just that it comes less naturally to us then it does a extrovert.
Why would you want to? Your personality is who you are and there are several advantages of being a introvert rather then a extro.
extrovert ---- An introvert can at times be very outgoing and sociable. But only in small doses because this type of behavior exhausts an introvert. The ratio is this: 2 hours of alone time for every hour of social time. Introverts can do everything an extrovert can do, just differently and with different needs in order to be happy.
I am neither an extrovert, nor an introvert, I am an ambivert.
Just Introvert and Extrovert
Carl Jung