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