Semark or Seamark: How To spell?

The word Semark is misspelled against Seamark, a noun meaning "Any elevated object on land which serves as a guide to mariners; a beacon; a landmark visible from the sea, as a hill, a tree, a steeple, or the like."

Seamark has vowels 'ea' together mispronounced as 'e'
Word contains consecutive vowels 'EA' in between alphabets s & mark is misspelled as 'E'
Wrong Spelling:  s-e-mark 
Correct Spelling:  s-ea-mark 
Explore spell check of Seamark to spell without errors.

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