Missumation or Missummation: How To spell?

The word Missumation is misspelled against Missummation, a noun meaning "Wrong summation."

Missummation has double "mm" is mispronounced as "m"
Remember double 'MM' in between the strings missu & ation which should not be misspelled with single 'M'
Wrong Spelling:  missu-m-ation 
Correct Spelling:  missu-mm-ation 
Check more misspelled words of Missummation to spell it correct.

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