Whoof is a 5 letter English word. It's valid Words with friends word worth 13 points.
You can make 27 anagrams from letters in whoof (fhoow).
First recorded in 1760-70; imitative
Once more the priest's brawny arm flashed through the air, and struck with a "whoof!"
MacDonald gave a grunt of disgust that was like the whoof of a bear.
I can fancy myself hopping into the chauffeur's seat, and whoof!
Just a few drops from the bottle, and a few sniffs, and whoof!