Rengratiate or Reingratiate: How To spell?

The word Rengratiate is misspelled against Reingratiate, a verb meaning "To ingratiate again or anew."

Word contains consecutive vowels 'EI' in between alphabets r & ngratiate is misspelled as 'E' as letter 'I' is phonetically ign
Wrong Spelling:  r-e-ngratiate 
Correct Spelling:  r-ei-ngratiate 
Find more wrongly spelled words of Reingratiate to spell it well.