Opidan or Oppidan: How To spell?

The word Opidan is misspelled against Oppidan, a noun meaning "A student of Eton College, England, who is not a King's scholar, and who boards in a private family."

Oppidan has double "pp" is mispronounced as "p"
Remember double 'PP' in between the strings o & idan which should not be misspelled with single 'P'
Wrong Spelling:  o-p-idan 
Correct Spelling:  o-pp-idan 
Find more wrongly spelled words of Oppidan to spell it well.

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