Coma or Comma: How To spell?
The word Coma is misspelled against Comma, a noun meaning "A character or point [,] marking the smallest divisions of a sentence, written or printed."
Comma has double "mm" is mispronounced as "m"Remember double 'MM' in between the strings co & a which should not be misspelled with single 'M'
Wrong Spelling:  co-m-a  Correct Spelling:  co-mm-a 
Find more incorrect spellings of Comma to spell right way.