Midsumer or Midsummer: How To spell?
The word Midsumer is misspelled against Midsummer, a noun meaning "The middle of summer."
Midsummer has double "mm" is mispronounced as "m"Remember double 'MM' in between the strings midsu & er which should not be misspelled with single 'M'
Wrong Spelling:  midsu-m-er  Correct Spelling:  midsu-mm-er 
Check more misspelled words of Midsummer to spell it correct.