SFA

1. Scottish Football Association
2. Securities and Futures Authority (now replaced by FSA)
3. Sweet Fanny Adams (= nothing at all; slang)

• airplanes
• air-plant
• air-plants
• air play
• air plays
• air-pocket
• air-pockets
• air pollution
• air pollutions
• airport
• airport fiction
• airport fictions
• airports
• air-power
• air-powers
• air-propeller
• airprox
• air-pump
• air-pumps
• air quotes
• air rage
• air rages
• air-raid
• air-raids
• air-rail