Reuns or Reins: How To spell?

The word Reuns is misspelled against Reins, a noun meaning "The inward impulses; the affections and passions; -- so called because formerly supposed to have their seat in the part of the body where the kidneys are."

Word contains consecutive vowels 'EI' in between alphabets r & ns is misspelled as 'EU'
Wrong Spelling:  r-eu-ns 
Correct Spelling:  r-ei-ns 
Check more misspelled words of Reins to spell it correct.