The word Efronteries is misspelled against Effronteries, which is plural of "Effrontery"
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Effronteries has double "ff" is mispronounced as "f"
Remember double 'FF' in between the strings E & ronteries which should not be misspelled with single 'F'
Wrong Spelling:  E-f-ronteries 
Correct Spelling:  E-ff-ronteries 
Find more incorrect spellings of Effronteries to spell right way.