Sufusion or Suffusion: How To spell?
The word Sufusion is misspelled against Suffusion, a noun meaning "A blending of one color into another; the spreading of one color over another, as on the feathers of birds."
Suffusion has double "ff" is mispronounced as "f"Remember double 'FF' in between the strings Su & usion which should not be misspelled with single 'F'
Wrong Spelling:  Su-f-usion  Correct Spelling:  Su-ff-usion 
Check more misspelled words of Suffusion to spell it correct.