The word Sufusing is misspelled against Suffusing, which is present continuous of "Suffuse"
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Suffusing has double "ff" is mispronounced as "f"
Remember double 'FF' in between the strings Su & using which should not be misspelled with single 'F'
Wrong Spelling:  Su-f-using 
Correct Spelling:  Su-ff-using 
Check more misspelled words of Suffusing to spell it correct.