Reanstallment or Reinstallment: How To spell?

The word Reanstallment is misspelled against Reinstallment, a noun meaning "A renewed installment."

Word contains consecutive vowels 'EI' in between alphabets r & nstallment is misspelled as 'EA'
Wrong Spelling:  r-ea-nstallment 
Correct Spelling:  r-ei-nstallment 
Explore spell check of Reinstallment to spell without errors.