Pf= points for (points scored) Pa= points against
it stands for Points For, (the number of points the team has scored)
pf: points for (points scored by your team) PA: Points Against (points scored by the teams you were matched up against each week)
If in stats for points, PF would stand for Points For.If in stats for penalties, PF would stand for Personal Fouls.
on the standing page it could also be. Back - Number of points behind the team with the most PF
Well, in every part pf the world, except for the US, soccer is know as football.