Comentation or Commentation: How To spell?
The word Comentation is misspelled against Commentation, a noun meaning "The act or process of commenting or criticising; exposition."
Commentation has double "mm" is mispronounced as "m"Remember double 'MM' in between the strings co & entation which should not be misspelled with single 'M'
Wrong Spelling:  co-m-entation  Correct Spelling:  co-mm-entation 
Find more incorrect spellings of Commentation to spell right way.