Teling or Telling: How To spell?
The word Teling is misspelled against Telling, an adjective meaning "Operating with great effect; effective; as, a telling speech."
Telling has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings te & ing which should not be misspelled with single 'L'
Wrong Spelling:  te-l-ing  Correct Spelling:  te-ll-ing 
Find more wrongly spelled words of Telling to spell it well.