This is the 243rd most frequent Swedish word.
fotboll
Football or soccer.
Here, 'fotboll' is used as a noun to refer to the sport of football.
Jag tycker om att spela fotboll med mina vänner.
I like to play football with my friends.
In this context, 'fotboll' is used to denote the ball used in the sport.
Min lillebror sparkade en fotboll över staketet.
My little brother kicked a football over the fence.
Here, 'fotboll' is a noun used generically to refer to the sport overall.