Predvertise or Preadvertise: How To spell?

The word Predvertise is misspelled against Preadvertise, a verb meaning "To advertise beforehand; to preannounce publicly."

Preadvertise has vowels 'ea' together mispronounced as 'e'
Word contains consecutive vowels 'EA' in between alphabets pr & dvertise is misspelled as 'E'
Wrong Spelling:  pr-e-dvertise 
Correct Spelling:  pr-ea-dvertise 
Find more wrongly spelled words of Preadvertise to spell it well.

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