FF

1. Form feed (computing)
2. French franc or francs

ff or ff.

1. Fecerunt (Latin), (they) did it or made it
2. Folios (printing)
3. Following pages, lines, etc
4. Fortissimo (music)

• sleeplessness
• sleeplessnesses
• sleep like a log
• sleep like a top
• sleep mode
• sleep modes
• sleep off
• sleep on
• sleep out
• sleepout
• sleepouts
• sleep over
• sleepover
• sleep rough
• sleepry
• sleeps
• sleepsuit
• sleep together
• sleepwalk
• sleepwalked
• sleepwalker
• sleepwalkers
• sleepwalking
• sleepwalkings
• sleepwalks