Skidaw or Skiddaw: How To spell?
The word Skidaw is misspelled against Skiddaw, a noun meaning "The black guillemot."
Skiddaw has double "dd" is mispronounced as "d"Remember double 'DD' in between the strings Ski & aw which should not be misspelled with single 'D'
Wrong Spelling:  Ski-d-aw  Correct Spelling:  Ski-dd-aw 
Find more wrongly spelled words of Skiddaw to spell it well.