Dryen or Drein: How To spell?

The word Dryen is misspelled against Drein, a verb meaning "To drain."

Word contains consecutive vowels 'EI' in between alphabets dr & n is misspelled as 'YE'
Wrong Spelling:  dr-ye-n 
Correct Spelling:  dr-ei-n 
Explore spell check of Drein to spell without errors.