Domsday or Doomsday: How To spell?

The word Domsday is misspelled against Doomsday, a noun meaning "A day of sentence or condemnation; day of death."

Doomsday has double "oo" is mispronounced as "o"
Remember double 'OO' in between the strings d & msday which should not be misspelled with single 'O'
Wrong Spelling:  d-o-msday 
Correct Spelling:  d-oo-msday 
Find more incorrect spellings of Doomsday to spell right way.

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