addict
he is a football addict

addicted
addicted to football

American
American football

association
association football

FA
Football Association

fan
leque

FC
Football Club

fiend
to be a football fiend

FIFA
...Football Association football

football
football game

indoor
indoor football

league
League football

match
football match

NFC
National Football Conference

NFL
National Football League

pool
to do the (football) pools

practice
football practice

RFC
Rugby Football Club

RFU
Rugby Football Union

season
the football season

stalwart
the stalwart of the football team

table
table football

team
football team

tight
to blow up a football tight

UEFA
Union of European Football Associations

watch
to watch a football match