Elaais or Elaeis: How To spell?

The word Elaais is misspelled against Elaeis, a noun meaning "A genus of palms."

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