Sufossion or Suffossion: How To spell?
The word Sufossion is misspelled against Suffossion, a noun meaning "A digging under; an undermining."
Suffossion has double "ff" is mispronounced as "f"Remember double 'FF' in between the strings Su & ossion which should not be misspelled with single 'F'
Wrong Spelling:  Su-f-ossion  Correct Spelling:  Su-ff-ossion 
Check more misspelled words of Suffossion to spell it correct.