Fangirl - a girl who is a fan of something
Fanboy - a boy who is a fan of something
Fangirling - the act of being a fangirl
Fandom - a group of people that like the same thing, the thing can not be simple things like bananas but celebrities, books or movies for example
Ship - two persons who fangirls-boys thinks should date
Shipping - the act of loving a ship
Otp - "one true pairing", your favorite ship
Notp - the ship you hate the most
Canon - a ship that has been confirmed
Fanon - a made-up ship
Feelings - is what you get when you are fangirling