Reat or Reit: How To spell?

The word Reat is misspelled against Reit, a noun meaning "Sedge; seaweed."

Word contains consecutive vowels 'EI' in between alphabets r & t is misspelled as 'EA'
Wrong Spelling:  r-ea-t 
Correct Spelling:  r-ei-t 
Explore spell check of Reit to spell without errors.