The word Deviling is misspelled against Devilling, which is present continuous of "Devil"
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Devilling has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings devi & ing which should not be misspelled with single 'L'
Wrong Spelling:  devi-l-ing 
Correct Spelling:  devi-ll-ing 
Find more wrongly spelled words of Devilling to spell it well.