Invail or Inveil: How To spell?

The word Invail is misspelled against Inveil, a verb meaning "To cover, as with a vail."

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