Propeling or Propelling: How To spell?
The word Propeling is misspelled against Propelling, which is present continuous of "Propel"
Propelling has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings prope & ing which should not be misspelled with single 'L'
Wrong Spelling:  prope-l-ing  Correct Spelling:  prope-ll-ing 
Find more incorrect spellings of Propelling to spell right way.