4-letter words that end in ff
- viff — a technique used in flying VTOL aircraft to change direction suddenly by swivelling the jet engine nozzles
- waff — a puff or blast of air, wind, etc.
- wdff — Wells Daily Fishing Forecast
- wsff — World Stick Fencing Federation
- wuff — A dog’s low suppressed bark.
- xoff — control-S
- yaff — to bark; yelp.
- yiff — (onomatopoeic, apocryphal) Representing the bark of a fox (especially while mating).
- ziff — a beard