Watherproof or Weatherproof: How To spell?

The word Watherproof is misspelled against Weatherproof, an adjective meaning "Proof against rough weather."

--> Weatherproof has vowels 'ea' together mispronounced as 'a'
Word contains consecutive vowels 'EA' in between alphabets w & therproof is misspelled as 'A'
Wrong Spelling:  w-a-therproof 
Correct Spelling:  w-ea-therproof 
Find more incorrect spellings of Weatherproof to spell right way.

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