Simer or Simmer: How To spell?
The word Simer is misspelled against Simmer, a verb meaning "To boil gently, or with a gentle hissing; to begin to boil."
Simmer has double "mm" is mispronounced as "m"Remember double 'MM' in between the strings si & er which should not be misspelled with single 'M'
Wrong Spelling:  si-m-er  Correct Spelling:  si-mm-er 
Find more wrongly spelled words of Simmer to spell it well.