Weithermost or Weathermost: How To spell?

The word Weithermost is misspelled against Weathermost, an adjective meaning "Being farthest to the windward."

Weathermost has vowels 'ea' together mispronounced as 'ei'
Word contains consecutive vowels 'EA' in between alphabets w & thermost is misspelled as 'EI'
Wrong Spelling:  w-ei-thermost 
Correct Spelling:  w-ea-thermost 
Find more incorrect spellings of Weathermost to spell right way.

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