Diform or Difform: How To spell?
The word Diform is misspelled against Difform, an adjective meaning "Irregular in form; -- opposed to uniform; anomalous; hence, unlike; dissimilar; as, to difform corolla, the parts of which do not correspond in size or proportion; difform leaves."
Difform has double "ff" is mispronounced as "f"Remember double 'FF' in between the strings Di & orm which should not be misspelled with single 'F'
Wrong Spelling:  Di-f-orm  Correct Spelling:  Di-ff-orm 
Find more incorrect spellings of Difform to spell right way.