Pufball or Puffball: How To spell?
The word Pufball is misspelled against Puffball, a noun meaning "A kind of ball-shaped fungus (Lycoperdon giganteum, and other species of the same genus) full of dustlike spores when ripe; -- called also bullfist, bullfice, puckfist, puff, and puffin."
Puffball has double "ff" is mispronounced as "f"Remember double 'FF' in between the strings Pu & ball which should not be misspelled with single 'F'
Wrong Spelling:  Pu-f-ball  Correct Spelling:  Pu-ff-ball 
Check more misspelled words of Puffball to spell it correct.