The word Dificultly is misspelled against Difficultly, an adverb meaning "With difficulty."
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Difficultly has double "ff" is mispronounced as "f"
Remember double 'FF' in between the strings Di & icultly which should not be misspelled with single 'F'
Wrong Spelling:  Di-f-icultly 
Correct Spelling:  Di-ff-icultly 
Check more misspelled words of Difficultly to spell it correct.