Zain or Zein: How To spell?

The word Zain is misspelled against Zein, a noun meaning "A nitrogenous substance of the nature of gluten, obtained from the seeds of Indian corn (Zea) as a soft, yellowish, amorphous substance."

Word contains consecutive vowels 'EI' in between alphabets z & n is misspelled as 'AI'
Wrong Spelling:  z-ai-n 
Correct Spelling:  z-ei-n 
Find more wrongly spelled words of Zein to spell it well.