Hader or Header: How To spell?

The word Hader is misspelled against Header, a noun meaning "A brick or stone laid with its shorter face or head in the surface of the wall."

Header has vowels 'ea' together mispronounced as 'a'
Word contains consecutive vowels 'EA' in between alphabets h & der is misspelled as 'A'
Wrong Spelling: h-a-der
Correct Spelling: h-ea-der
Explore spell check of Header to spell without errors.