Unvailer or Unveiler: How To spell?

The word Unvailer is misspelled against Unveiler, a noun meaning "One who removes a veil."

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